A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
Cell-permeable. WP1130 acts as a partly selective DUB (deubiquitinases) inhibitor, directly inhibiting DUB activity of USP9x, USP5, USP14, and UCH37, which are known to regulate survival protein stability and 26S proteasome function. WP1130-mediated inhibition of tumor-activated DUBs results in downregulation of antiapoptotic and upregulation of proapoptotic proteins, such as MCL-1 and p53. Blocks JAK2 signaling via JAK2 ubiquitination. Group: Biochemicals. Grades: Highly Purified. CAS No. 856243-80-6. Pack Sizes: 5mg, 25mg. US Biological Life Sciences.
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WP9QY
WP9QY, TNF-a Antagonist, TNF-a Antagonist is a biological active peptide. (This cyclic peptide is designed to mimic the most critical tumor necrosis factor (TNF) recognition loop on TNF receptor I. It prevents interactions of TNF with its receptor. This TNF antagonist is a useful template for the development of small molecular inhibitors to prevent both inflammatory bone destruction and systemic bone loss in rheumatoid arthritis.). Uses: Scientific research. Group: Peptides. CAS No. 199999-60-5. Pack Sizes: 500 μg; 1 mg; 5 mg. Product ID: HY-P2612.
WP BUTYL (C4) REVERSE PHASE MEDIA
WP BUTYL (C4) REVERSE PHASE MEDIA. Uses: Designed for use in research and industrial production. Additional or Alternative Names: BAKERBOND WIDE-PORE(TM) BUTYL(C4) 15 MICROM PREP H MN;BAKERBOND(TM) WIDE-PORE BUTYL(C4);BAKERBOND(TM) BUTYL (C4);BUTYL (C4) NARROW-PORE MEDIA-REVERSE PHASE;WP BUTYL (C4) REVERSE PHASE MEDIA. Product Category: Heterocyclic Organic Compound. CAS No. 126850-01-9. Product ID: ACM126850019. Alfa Chemistry ISO 9001:2015 Certified.
WQ3810
WQ3810 is a newly developed fluoroquinolone withunique substituents at the N1 and C7 positions of the quinolone ringfor the treatment of antibiotic-resistant infections. Synonyms: 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-8-methyl-4-oxo-7-[3-(propan-2-ylamino)azetidin-1-yl]quinoline-3-carboxylic acid; 1-(6-amino-3,5-difluoropyridin-2-yl)-6-fluoro-7-(3-(isopropylamino)azetidin-1-yl)-8-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; WQ-3810; WQ 3810; WQ3810. CAS No. 888032-58-4. Molecular formula: C22H22F3N5O3. Mole weight: 461.44.
WR 1065
WR 1065 is a metabolite of Amifostine, and a cell-permeable reactive oxygen species scavenger that activates p53 through a JNK-dependent signaling pathway. WR 1065 activates p21waf-1 and MDM2 and inhibits DNA topoisomerase II&alpha. WR 1065 can induce cell cycle arrest and exert cytoprotective activity towards normal cells but not cancer cells in vivo. Synonyms: NSC345308; NSC 345308; NSC-345308; WR1065 Dihydrochloride; WR 1065 Dihydrochloride; WR-1065 Dihydrochloride; 2-[(3-Aminopropyl)amino]ethanethiol dihydrochloride; WR 1065 hydrochloride; Amifostine Thiol Dihydrochloride; WR-1065 dihydrochloride. CAS No. 14653-77-1. Molecular formula: C5H14N2S.2HCl. Mole weight: 207.16.
WR 1065
WR 1065. Group: Biochemicals. Grades: Purified. CAS No. 14653-77-1. Pack Sizes: 10mg, 50mg. US Biological Life Sciences.
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WR99210
WR99210 is an orally active and low-toxicity dihydrofolate reductase (DHFR) inhibitor (IC50<0.075 nM). WR99210 shows good antiparasitic activity and is effective against P. falciparum and P. falciparum strains (including Pyrimethamine (HY-18062)-resistant P. falciparum strains) as well as T. gondii. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 1,6-Dihydro-6,6-dimethyl-1-[3-(2,4,5-trichlorophenoxy)propoxy]-1,3,5-triazine-2,4-diamine. Product Category: Inhibitors. Appearance: Solid. CAS No. 47326-86-3. Molecular formula: C14H18Cl3N5O2. Mole weight: 394.68. Purity: 0.96. IUPACName: 6,6-dimethyl-1-[3-(2,4,5-trichlorophenoxy)propoxy]-1,3,5-triazine-2,4-diamine. Canonical SMILES: CC1(N=C(N=C(N1OCCCOC2=C(C=C(C(Cl)=C2)Cl)Cl)N)N)C. Product ID: ACM47326863. Alfa Chemistry ISO 9001:2015 Certified. Categories: 6,6-DIMETHYL-1-[3-(2,4,5-TRICHLOROPHENOXY)PROPOXY]-1,6-DIHYDRO-1,3,5-TRIAZINE-2,4-DIAMINE.
Wrightiin
Wrightiin is a new chlorinated depside from Erioderma wrightii Tuck (?Ascolichenes). CAS No. 107783-44-8. Molecular formula: C18H17ClO7. Mole weight: 380.78.
Wright's stain
Wright's stain is a hematologic stain that facilitates the differentiation of blood cell types. Wright's stain is classically a mixture of eosin (red) and methylene blue dyes. It is used primarily to stain peripheral blood smears, urine samples, and bone marrow aspirates. Wright's stain provides a manual or automated stain for bone marrow and peripheral blood smears [1]. Uses: Scientific research. Group: Fluorescent dye. CAS No. 68988-92-1. Pack Sizes: 5 g; 10 g. Product ID: HY-W088068.
Wright's stain
Wright's stain. Group: Biochemicals. Alternative Names: Eosin Methylene blue according to Wright. Grades: Highly Purified. CAS No. 68988-92-1. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C36H27Br4N3O5S2. US Biological Life Sciences.
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Wright's stain
25g Pack Size. Group: Analytical Reagents, Biochemicals, Diagnostic Raw Materials, Stains & Indicators. Formula: N/A. CAS No. 68988-92-1. Prepack ID 57163864-25g. See USA prepack pricing.
Wright Stain, 0.3% in Methyl Alcohol, Laboratory Grade, 100 mL
Storage Code: Red; flammable. Group: chem-category biological stains. Grades: chem-grade laboratory. Product ID: 898533. -- SOLD FOR EDUCATIONAL USE ONLY --
Wright Stain, 0.3% in Methyl Alcohol, Laboratory Grade, 500 mL
Storage Code: Red; flammable. Group: chem-category biological stains. Grades: chem-grade laboratory. Product ID: 898535. -- SOLD FOR EDUCATIONAL USE ONLY --
Wright Stain, Certified
Wright Stain, Certified. Group: Biochemicals. Grades: Certified Dye. Pack Sizes: 25g, 100g, 1Kg. US Biological Life Sciences.
Worldwide
Wrinkled Gianthyssop Herb Extract
Wrinkled Gianthyssop Herb Extract. Applications: Used for health care products, dietary supplements, herb medecine. Group: Others. Synonyms: Wrinkled Gianthyssop Herb Extract; Wrinkled Gianthyssop Herb L. Purity: 10:1 by TLC. Appearance: Brown fine powder. Storage: 2 years under well storage situation and stored away from direct sun light. Source: Leaf. Species: Wrinkled Gianthyssop Herb L. Wrinkled Gianthyssop Herb Extract; Wrinkled Gianthyssop Herb L.; plant extract. Pack: 25KG/Drum with double plastic bag of foodstuff inside. Cat No: EXTW-148.
WRN inhibitor 8
WRN inhibitor 8 (Example 224) is a WRN helicase inhibitor with IC 50 value of 48 nM. WRN inhibitor 8 can be used in cancer research [1]. Uses: Scientific research. Group: Signaling pathways. CAS No. 3026502-95-1. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-160859.
WRR483
WRR483 is a potent and selective cysteine protease inhibitor with trypanocidal activity in cell culture and animal model. It is an analogue of K-11777. It demonstrates good potency against cruzain with sensitivity to pH conditions and high efficacy in the cell culture assay. It also eradicates parasite infection in a mouse model of acute Chagas' disease. It binds covalently to the active site cysteine of the protease. It has potential to be developed as a treatment for Chagas disease. Uses: Wrr483 has potential to be developed as a treatment for chagas disease. Synonyms: WRR-483; WRR 483; WRR483. N-((S)-5-guanidino-1-oxo-1-(((S,E)-5-phenyl-1-(phenylsulfonyl)pent-1-en-3-yl)amino)pentan-2-yl)-4-methylpiperazine-1-carboxamide. Grades: >98%. CAS No. 1076088-50-0. Molecular formula: C29H41N7O4S. Mole weight: 583.75.
WRW4
WRW4 is a selective antagonist of formyl peptide receptor 2 (FPR2) signaling. WRW4 inhibits WKYMVm binding to FPR2 (IC50 = 0.23 μM) and blocks intracellular calcium release induced by WKYMVm, MMK 1, amyloid β42, and F peptide. Synonyms: WRW4; WRW 4; WRW-4. CAS No. 878557-55-2. Molecular formula: C61H65N15O6. Mole weight: 1104.28.
WRW4
WRW4. Group: Biochemicals. Grades: Purified. CAS No. 878557-55-2. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
WRW4
WRW4, a specific formyl peptide receptor-like 1 (FPRL1) antagonist, inhibits WKYMVm binding to FPRL1 with an IC 50 of 0.23 μM. WRW4 specifically inhibits the increase in intracellular calcium by the FPRL1 agonists MMK-1, amyloid beta42 (Abeta42) peptide, and F peptide [1]. Uses: Scientific research. Group: Peptides. CAS No. 878557-55-2. Pack Sizes: 1 mg; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-P1119.
WRW4 TFA
WRW4 TFA is a selective antagonist of formyl peptide receptor 2 (FPR2) signaling. WRW4 inhibits WKYMVm binding to FPR2 (IC50 = 0.23 μM) and blocks intracellular calcium release induced by WKYMVm, MMK 1, amyloid β42, and F peptide. Synonyms: H-Trp-Arg-Trp-Trp-Trp-Trp-NH2.TFA; L-tryptophyl-L-arginyl-L-tryptophyl-L-tryptophyl-L-tryptophyl-L-tryptophanamide trifluoroacetic acid; WRW4 Trifluoroacetate; WRW4 (trifluoroacetate salt). Grades: ≥95%. Molecular formula: C63H66F3N15O8. Mole weight: 1218.29.
WS009 A
WS009 A is an endothelin receptor antagonists isolated from Streptomyces sp. no. 89009. II. The IC50 is 5.8 X 10(-6) mol/L. Synonyms: WS-009A. Molecular formula: C24H25NO10S. Mole weight: 519.52.
WS009 B
WS009 B is an endothelin receptor antagonists isolated from Streptomyces sp. no. 89009. II. The IC50 is 6.7 X 10(-7) mol/L. Synonyms: WS-009B. Molecular formula: C24H25NO11S. Mole weight: 535.52.
WS12
WS12 is a potent TRPM8 agonist. It acts as a cooling agent with EC50 value of 193 nM. It robustly activated TRPM8 in low micromolar concentrations, thus displaying a higher potency and efficacy compared to menthol. Uses: It is a good flotation agent for quartz and is also the most effective agent in asphalt emulsifier. it also can be used to waterproof and corrosion inhibitors and additive in petroleum products. and is an intermediate for the manufacture of amine salts, amine oxides, betaines, quaternaries, etc. it can be used in emollients, emulsifiers and foaming agents conditioners ,softeners, etc. it can be used for bath preparation, hair conditioner, skin care agent, shampoo, chemical compound, and cutting lubrication oil. Synonyms: WS 12; WS-12; WS12. (1R,2S)-2-isopropyl-N-(4-methoxyphenyl)-5-methylcyclohexane-1-carboxamide;(1R,2S,5R)-N-(4-methoxyphenyl)-5-methyl-2-propan-2-ylcyclohexane-1-carboxamide. Grades: 98%. CAS No. 68489-09-8. Molecular formula: C18H27NO2. Mole weight: 289.41.
WS 12
WS 12. Group: Biochemicals. Grades: Purified. CAS No. 68489-09-8. Pack Sizes: 10mg, 50mg. US Biological Life Sciences.
Worldwide
WS1279
WS1279 is a lipopeptide isolated from the fermentation broth of Streptomyces willmorei No. 1279. It stimulated the proliferation of mouse bone marrow cells in vitro and accelerated the recovery of granulocyte counts in bone marrow from leukopenia induced by mitomycin C (MMC) in mice. Synonyms: WS 1279; WS-1279; S-(2,3-bis(palmitoyloxy)propyl)-N-palmitoyl-L-cysteinyl-L-asparaginyl-L-serylglycylglycyl-L-serine. CAS No. 129712-27-2. Molecular formula: C68H125N7O15S. Mole weight: 1312.8.
WS 1358A1
WS 1358A1 is a dehydropeptide (DHP) inhibitor produced by Streptomyces parvulus. Synonyms: WS-1358A1. Molecular formula: C7H9NO7Na2. Mole weight: 265.13.
WS 1358B1
WS 1358B1 is a dehydropeptide (DHP) inhibitor produced by Streptomyces parvulus. Synonyms: WS-1358B1. CAS No. 117703-85-2. Molecular formula: C6H7NO7Na2. Mole weight: 251.1.
WS-2
WS-2. Uses: Designed for use in research and industrial production. Product Category: Dye-Sensitized Solar Cell (DSSC). CAS No. 1263863-11-1. Product ID: ACM1263863111. Alfa Chemistry ISO 9001:2015 Certified.
WS2 Crystal. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Purity: 0.99995. Product ID: ACM12138099-5. Alfa Chemistry ISO 9001:2015 Certified. Categories: Tungsten disulfide.
WS2 Micropowder
WS2 Micropowder. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Purity: 0.99. Product ID: ACM12138099-29. Alfa Chemistry ISO 9001:2015 Certified. Categories: Tungsten disulfide.
WS2 nanosheets dispersion
WS2 nanosheets dispersion. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099-16. Alfa Chemistry ISO 9001:2015 Certified. Categories: Tungsten disulfide.
WS2 powder 0.58μm
WS2 powder 0.58μm. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099-26. Alfa Chemistry ISO 9001:2015 Certified.
WS2 powder 0.88μm
WS2 powder 0.88μm. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099. Alfa Chemistry ISO 9001:2015 Certified.
WS2 powder 100nm
WS2 powder 100nm. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099-22. Alfa Chemistry ISO 9001:2015 Certified. Categories: Tungsten disulfide.
WS2 powder 1.9μm
WS2 powder 1.9μm. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099-20. Alfa Chemistry ISO 9001:2015 Certified.
WS2 powder 3.8μm
WS2 powder 3.8μm. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099-14. Alfa Chemistry ISO 9001:2015 Certified.
WS2 powder 5.0μm
WS2 powder 5.0μm. Uses: Designed for use in research and industrial production. Product Category: Graphene-like Materials Series. CAS No. 12138-09-9. Product ID: ACM12138099-12. Alfa Chemistry ISO 9001:2015 Certified.
WS2 single-layer quantum dot powder
WS2 single-layer quantum dot powder. Group: Ws2 single quantum dot.
WS2 single-layer quantum dot solution
WS2 single-layer quantum dot solution. Group: Ws2 single quantum dot.
WS3
WS3 induces proliferation of the mouse β cell line R7T1 with EC50 of 0.074 μM. Synonyms: WS3; WS-3; WS 3. Grades: >98%. CAS No. 1421227-52-2. Molecular formula: C28H30F3N7O3. Mole weight: 569.58.
WS 3
WS 3. Group: Biochemicals. Grades: Purified. CAS No. 39711-79-0. Pack Sizes: 10mg, 50mg. US Biological Life Sciences.
WS-5. Uses: Designed for use in research and industrial production. Product Category: Dye-Sensitized Solar Cell (DSSC). CAS No. 1334739-85-3. Product ID: ACM1334739853. Alfa Chemistry ISO 9001:2015 Certified. Categories: WS51200.
WS-5995 A
WS-5995 A is an anticoccidial antibiotic produced by Streptomyces auranticolor. Synonyms: Antibiotic WS5995A. Molecular formula: C19H12O6. Mole weight: 336.3.
WS-5995 B
WS-5995 B is an antibiotic produced by Streptomyces auranticolor. It exhibits weak ctivity against Proteus and trichomonas vaginalis. Synonyms: Antibiotic WS5995B. Molecular formula: C19H14O6. Mole weight: 338.3.
WS-5995 C
WS-5995 C is an anticoccidial antibiotic produced by Streptomyces auranticolor. Synonyms: Antibiotic WS5995C. Molecular formula: C19H14O7. Mole weight: 354.3.
WS6
WS6 is an IkB kinase and EBP1 inhibitor, with IC 50 values of 0.24 nM, 0.21 nM, and 40.48 nM in MV4-11, MOLM13, and K562 cells, respectively. WS6 promotes the proliferation of alpha and beta cells in the pancreas, has antioxidant and anti-inflammatory activities, and can alleviate depression like behavior in rats [1][2][4]. Uses: Scientific research. Group: Signaling pathways. CAS No. 1421227-53-3. Pack Sizes: 10 mM * 1 mL; 1 mg; 5 mg; 10 mg; 50 mg. Product ID: HY-12461.
WS6
WS6 induces R7T1 cell proliferation with EC50 of 0.28 μM, and promotes β cell proliferation in rodent and human primary islets. Synonyms: WS6; WS-6; WS 6. Grades: >98%. CAS No. 1421227-53-3. Molecular formula: C29H31F3N6O3. Mole weight: 568.59.
WS-7338 A
WS-7338 A is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. Molecular formula: C30H42N6O7. Mole weight: 598.7.
WS-7338 B
WS-7338 B is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. It showed good activity in an endothelin receptor binding assay with an IC50 of 2.7 x 10(-7) M. Molecular formula: C31H44N6O7. Mole weight: 612.72.
WS-7338 C
WS-7338 C is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. Molecular formula: C31H44N6O7. Mole weight: 612.72.
WS-7338 D
WS-7338 D is an endothelin receptor antagonist isolated from fermentation broth of Streptomyces sp. No. 7338. Molecular formula: C29H40N6O7. Mole weight: 584.7.
WS-7528
WS-7528 is produced by Streptomyces sp. No. 7528. It inhibited estrogen binding to its receptor protein in rat uterine cytosol. Synonyms: WS 7528; WS7528; BE-14348B. CAS No. 132147-69-4. Molecular formula: C16H14O5. Mole weight: 286.28.
WS75624 A
WS75624 A is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 75624. It also showed other metalloprotease (collagenase and neutral endopeptidase) inhibitory activity with IC50 value of 1 mM/ml. Synonyms: WS-75624 A; WS 75624 A; WS-75624A. Molecular formula: C18H24N2O5S. Mole weight: 380.5.
WS75624 B
WS75624 B is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 75624. It also showed other metalloprotease (collagenase and neutral endopeptidase) inhibitory activity with IC50 value of 1 mM/ml. Synonyms: WS-75624 B; WS 75624 B; WS-75624B. Molecular formula: C18H24N2O5S. Mole weight: 380.5.
WS79089 A
WS79089 A is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 79089. Synonyms: WS-79089 A; WS 79089 A; WS-79089A. CAS No. 157110-23-1. Molecular formula: C27H20O9. Mole weight: 488.4.
WS79089 B
WS79089 B is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 79089. The activity of B is more potent than that of A and C. Synonyms: WS-79089 B; WS 79089 B; WS-79089B. CAS No. 157110-24-2. Molecular formula: C27H22O10. Mole weight: 506.5.
WS79089 C
WS79089 C is an endothelin converting enzyme (ECE) inhibitor isolated from the fermentation broth of Saccharothrix sp. No. 79089. Synonyms: WS-79089 C; WS 79089 C; WS-79089C. CAS No. 157110-25-3. Molecular formula: C29H22O10. Mole weight: 530.5.
WS9326A
WS9326A is a tachykinin antagonist from Streptomyces violaceusniger No. 9326. Synonyms: WS-9326A. Molecular formula: C54H68N8O13. Mole weight: 1037.2.
WS-9659 B
WS-9659 B is a testosterone 5 alpha-reductase inhibitor isolated from Streptomyces sp. No. 9659. It exhibits weak activity against gram-positive bacteria. Synonyms: WS-9659B; WS 9659 B. CAS No. 123313-61-1. Molecular formula: C22H23ClN2O. Mole weight: 366.9.
WS-9761 A
WS-9761 A is a non-steroidal androgen-receptor antagonist produced by Streptomyces sp. No. 9761. Synonyms: WS-9761A; WS 9761A; WS9761A. CAS No. 154163-89-0. Molecular formula: C17H16O4. Mole weight: 284.31.
WS-9761 B
WS-9761 B is a non-steroidal androgen-receptor antagonist produced by Streptomyces sp. No. 9761. Synonyms: WS-9761B; WS 9761B; WS9761B. CAS No. 154163-90-3. Molecular formula: C17H16O5. Mole weight: 300.3.
WST-1 is a kind of water-soluble tetrazolium salt. WST induces the intracellular mitochondrial dehydrogenase to conduct NADH-dependent enzyme digestion reaction, releasing the water-soluble methyl benzene product. WST-1 can be used for the detection of cell proliferation and cytotoxicity, via the determination of the light absorption value at 450 nm [1]. Uses: Scientific research. Group: Fluorescent dye. CAS No. 150849-52-8. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-136976.
WST-1 (Water-soluble Tetrazolium 1)
A highly sensitive tetrazolium reagent (light red) that produces a water-soluble formazan (dark red color) in NADH and cell proliferation assays due to cleavage by mitochondrial dehydrogenase. Group: Biochemicals. Alternative Names: Water-soluble Tetrazolium 1; 4-[3-(4-Iodophenyl)-2-(4-nitrophenyl)-2H-5-tetrazolio]-1,3-benzene Disulfonate; 5-(2,4-Disulfophenyl)-2-(4-iodophenyl)-3-(4-nitrophenyl)-2H-tetrazolium Inner Salt Sodium Salt (1:1). Grades: Highly Purified. CAS No. 150849-52-8. Pack Sizes: 100mg, 250mg. US Biological Life Sciences.
Worldwide
WST-3
WST-3. Group: Biochemicals. Alternative Names: 4-[3-(4-Iodophenyl)-2-(2,4-dinitrophenyl)-2H-5-tetrazolio]-1,3-benzene disulfonate; 3-(2,4-Dinitrophenyl)-5-(2,4-disulfophenyl)-2-(4-iodophenyl)-2H-tetrazolium Inner Salt Sodium Sal. Grades: Highly Purified. CAS No. 515111-36-1,161617-45-4. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. Molecular Formula: C19H10IN6NaO10S2. US Biological Life Sciences.