Alfa Chemistry Analytical Products - Products
Alfa Chemistry is a global leading supplier of analytical chemistry reagents, providing a wide range of analytical chemicals such as analytical standards for a variety of analytical applications.
| Product | Description | |
|---|---|---|
| 2,3-Dimethylpyrazine | analytical standard. Group: Flavor and fragrance standards. |  |
| 2,3-Dipalmitoyl-sn-glycero-1-phosphocholine | ?95.0% (TLC). Group: Fluorescence/luminescence spectroscopy. | |
| 2,3-Diphospho-D-glyceric acid pentasodium salt | glycolysis metabolite. Group: Fluorescence/luminescence spectroscopy. | |
| 2,3-Hexanedione | analytical standard. Group: Chemical class. | |
| 2,3-Naphthalenedicarboxaldehyde | suitable for fluorescence. Group: Derivatization reagents hplc. | |
| 2?(3?)-O-(4-Benzoylbenzoyl)adenosine 5?-triphosphate triethylammonium salt | ?93%. Group: Fluorescence/luminescence spectroscopy. | |
| 2,3-Pentanedione | analytical standard. Group: Flavor and fragrance standards. | |
| 2,4,3?,5?-tetramethoxystilbene | ?98% (HPLC). Group: Fluorescence/luminescence spectroscopy. | |
| 2,4,4?-Trichlorobiphenyl | certified Reference Material. Group: Volatile & semivolatile standards. | |
| 2,4,5-T-2-methylpropyl ester | analytical standard. Group: Pesticides & metabolites standards. | |
| 2,4,5-T methyl ester | analytical standard. Group: Pesticides & metabolites standards. | |
| 2,4,5-Trichloro-6-hydroxyisophthalonitrile | analytical standard. Group: Pesticides & metabolites standards. | |
| 2,4,6-Trichloroanisole-d5 | analytical standard. Group: Chemical class. | |
| 2?,4?,6?-Trihydroxyacetophenone monohydrate | matrix substance for MALDI-MS, ?99.5%. Group: Fluorescence/luminescence spectroscopy. | |
| 2,4,6-Triiodobenzoic acid | analytical standard. Group: Additional drugs. | |
| 2,4,6-Triiodophenol | certified reference material. Group: Volatile & semivolatile standards. | |
| 2,4,6-Trimethylphenol | certified reference material. Group: Aromatics. | |
| 2,4,6-Trimethylpyridine | puriss. p.a., ?99.0% (GC). Group: Puriss p.a. | |
| 2,4-Bis[4-(N,N-dibenzylamino)-2,6-dihydroxyphenyl]squaraine | 97%. Group: Organic field effect transistor (ofet) materials. | |
| 2,4-Bis[4-(N,N-diisobutylamino)-2,6-dihydroxyphenyl] squaraine | 97%. Group: Organic field effect transistor (ofet) materials. | |
| 2,4-Bis[4-(N,N-diphenylamino)-2,6-dihydroxyphenyl]squaraine | 98%. Group: Organic field effect transistor (ofet) materials. | |
| 2,4-D 1-butyl ester | analytical standard. Group: Method and regulation specific. | |
| 2,4?-DDD | analytical standard. Group: Method and regulation specific. | |
| 2,4?-DDE solution | 100 ?g/mL in methanol, analytical standard. Group: Method and regulation specific. | |
| 2,4?-DDT solution | 100 ?g/mL in methanol, analytical standard. Group: Method and regulation specific. | |
| 2,4-Dichlorobenzotrifluoride | , certified reference material, 19F-qNMR Standard. Group: Quantitative nmr. | |
| 2,4?-Dichlorobiphenyl | certified Reference Material. Group: Volatile & semivolatile standards. | |
| 2?-(4-Methylumbelliferyl)-?-D-N-acetylneuraminic acid sodium salt hydrate | BioReagent, suitable for fluorescence, ?96.5% (HPLC). Group: Fluorescence/luminescence spectroscopy. | |
| (24R)-24,25-Dihydroxyvitamin D3 | ?98% (vitamin + pre-vitamin, HPLC). Group: Fluorescence/luminescence spectroscopy. | |
| 24(S)-Hydroxycholesterol | ?98% (HPLC). Group: Fluorescence/luminescence spectroscopy. | |
| 2-(4-tert-Butylbenzyl)propionaldehyde | analytical standard. Group: Flavor and fragrance standards. | |
| 250ppm Sb, Ni, Tl, Sn in 2-3%Fe Soil | certified reference material. Group: Certified reference materials (crms). | |
| 25B-NBOMe-D3 hydrochloride solution | 100 ?g/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 25B-NBOMe hydrochloride solution | 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 25C-NBOMe-D3 hydrochloride solution | 100 ?g/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 2,5-Dimethoxy-4-ethylphenethylamine-13C,D3 hydrochloride solution | 100 ?g/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 2,5-Dimethoxy-4-ethylphenylethylamine hydrochloride solution | 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 2,5-Dimethoxy-4-isopropylthiophenethylamine hydrochloride solution | 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 2,5-Dimethylpyrazine | analytical standard. Group: Flavor and fragrance standards. | |
| 2,5-Dimethylthiophene | analytical standard. Group: Flavor and fragrance standards. | |
| 25-Hydroxycholesterol | ?98%. Group: Fluorescence/luminescence spectroscopy. | |
| 25-Hydroxyvitamin D2 (6,19,19-d3) | 97 atom % D, 98% (CP). Group: Fluorescence/luminescence spectroscopy. | |
| 25I-NBOH hydrochloride solution | 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 25I-NBOMe-D3 hydrochloride solution | 100 ?g/mL in methanol (as free base), ampule of 1 mL, certified reference material. Group: Amphetamines / stimulants standards. | |
| 2-{5-[(Pyrrolidin-1-ylsulfonyl)methyl]-1H-indol-3-yl}ethanamine hemifumarate salt | United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standards. | |
| [2,6-Bis(2-pyridyl)phenyl-C,N,N?]chloroplatinum(II) | Long lifetime reagent for time-resolved and two-photon emission imaging microscopy. Group: Fluorescence/luminescence spectroscopy. | |
| 2,6-Dichloroindophenol sodium salt hydrate | suitable for vitamin C determination, BioReagent. Group: Reagents for food analysis. | |
| 2,6-Diethyl-4,4-difluoro-1,3,5,7-tetramethyl-8-[4-(2-propinyloxy)phenyl]-4-bora-3a,4a-diaza-s-indacene | for click labeling. Group: Fluorescence/luminescence spectroscopy. | |
| 2,6-Dimethoxyphenol | analytical standard. Group: Chemical class. | |
| 2,6-Dimethyl-3,7-octadien-2-ol | analytical standard. Group: Volatile & semivolatile standards. | |
| 2,6-Dimethyl-4-quinolinecarboxylic acid N-hydroxysuccinimide ester | for HPLC derivatization, ?98.0% (HPLC). Group: Derivatization reagents hplc. | |
| 2,6-Diphenylbenzo[1,2-b:4,5-b?]dithiophene | sublimed grade, 97%. Group: Organic field effect transistor (ofet) materials. | |
| 2,6-Ditolylbenzo[1,2-b:4,5-b?]dithiophene | sublimed grade, 95%. Group: Organic field effect transistor (ofet) materials. | |
| 2-[7-(4-Diphenylaminophenyl)-2,1,3-benzothiadiazol-4-yl]methylenepropanedinitrile | 96%. Group: Organic field effect transistor (ofet) materials. | |
| 2-[(7-{4-[N,N-Bis(4-methylphenyl)amino]phenyl}-2,1,3-benzothiadiazol-4-yl)methylene]propanedinitrile | 97% (HPLC). Group: Organic field effect transistor (ofet) materials. | |
| 2-{[7-(5-N,N-Ditolylaminothiophen-2-yl)-2,1,3-benzothiadiazol-4-yl]methylene}malononitrile | 99% (HPLC). Group: Organic field effect transistor (ofet) materials. | |
| 2?,7?-Dichlorofluorescein diacetate | BioReagent, suitable for fluorescence, ?95% (HPLC). Group: Fluorescence/luminescence spectroscopy. | |
| 2?,7?-Dichlorofluorescin Diacetate - CAS 4091-99-0 | Cell-permeable fluorogenic probe that is useful for the detection of reactive oxygen species (ROS) and nitric oxide ( NO) and for the determination of the degree of overall oxidative stress. Group: Fluorescence/luminescence spectroscopy. | |
| 2,7-Diphenyl[1]benzothieno[3,2-b][1]benzothiophene | sublimed grade, 99%. Group: Organic field effect transistor (ofet) materials. | |
| 27-hydroxycholesterol | ?98% (HPLC). Group: Fluorescence/luminescence spectroscopy. | |
| 28Si (SiO2) | certified Reference Material, Isotope abundance ratio. Group: Pharmacopeia & metrological institutes standards. | |
| 2,9-Bis[2-(4-chlorophenyl)ethyl]anthra[2,1,9-def:6,5,10-d?e?f?]diisoquinoline-1,3,8,10(2H,9H)tetrone | 98%. Group: Organic field effect transistor (ofet) materials. | |
| 2,9-Bis[2-(4-fluorophenyl)ethyl]anthra[2,1,9-def:6,5,10-d?e?f?]diisoquinoline-1,3,8,10(2H,9H)tetrone | 95%. Group: Organic field effect transistor (ofet) materials. | |
| 2,9-Bis[(4-methoxyphenyl)methyl]anthra[2,1,9-def:6,5,10-d?e?f?]diisoquinoline-1,3,8,10(2H,9H)tetrone | 99%. Group: Organic field effect transistor (ofet) materials. | |
| 2,9-Diheptylanthra[2,1,9-def:6,5,10-d?e?f?]diisoquinoline-1,3,8,10(2H,9H)tetrone | 99%. Group: Organic field effect transistor (ofet) materials. | |
| 2,9-Dihexylanthra[2,1,9-def:6,5,10-d?e?f?]diisoquinoline-1,3,8,10(2H,9H)tetrone | 98%. Group: Organic field effect transistor (ofet) materials. | |
| 2,9-Dipropylanthra[2,1,9-def:6,5,10-d?e?f?]diisoquinoline-1,3,8,10(2H,9H)tetrone | 97%. Group: Organic field effect transistor (ofet) materials. | |
| 2-Acetamido-1-N-(?-L-aspartyl)-2-deoxy-?-D-glucopyranosylamine | ?98%. Group: Fluorescence/luminescence spectroscopy. | |
| 2-Acetyl-5-methylfuran | analytical standard. Group: Flavor and fragrance standards. | |
| 2-Acetylbenzaldehyde | 95%. Group: Derivatization reagents hplc. | |
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