Product Number
Brand
Product Description
Sigma-Aldrich
Sodium hydroxide-16O solution, 20 wt. % in H216O, 99.9 atom % 16O
Sigma-Aldrich
Methanol-12C, 99.95 atom % 12C
Millipore
Bifido Selective Supplement B, suitable for microbiology
Sigma-Aldrich
Methanol solution, NMR reference standard, 4% in methanol-d4 (99.8 atom % D), NMR tube size 3 mm × 8 in.
Supelco
5α-Androstan-17β-ol-3-one, VETRANAL®, analytical standard
Supelco
Nitrite ion standard solution, 0.1 M NO2-, for ion-selective electrodes
Sigma-Aldrich
Formic acid solution, BioUltra, 1.0 M in H2O
Sigma-Aldrich
Ethanol, for residue analysis
Sigma-Aldrich
Ethanol, purum, secunda spirit, denaturated with 2% 2-butanone, S15, ~96% (based on denaturant-free substance)
Sigma-Aldrich
5α-Androstan-17β-ol-3-one, ≥97.5%
Sigma-Aldrich
Ethanol, tested according to Ph. Eur.
Sigma-Aldrich
Sodium formate, BioUltra, ≥99.0% (NT)
Sigma-Aldrich
Sodium nitrite, 99.999% trace metals basis
Sigma-Aldrich
5α-Androstan-17β-ol-3-one, purum, ≥99.0% (TLC)
Sigma-Aldrich
Formic acid, ≥95%, FCC, FG
Sigma-Aldrich
Sodium formate, 99.998% trace metals basis
Sigma-Aldrich
Ethyl alcohol, Pure, 190 proof, ACS spectrophotometric grade, 95.0%
Supelco
Sulfuric acid concentrate, 0.1 M H2SO4 in water (0.2N), eluent concentrate for IC
Sigma-Aldrich
Ethanol, BioUltra, for molecular biology, ≥99.8%, (absolute alcohol, without additive, A15 o1)
Sigma-Aldrich
Formic acid, ACS reagent, ≥96%
USP
Methyl alcohol, United States Pharmacopeia (USP) Reference Standard
Sigma-Aldrich
Ethyl alcohol, Pure 200 proof, for molecular biology
Sigma-Aldrich
Formic acid, reagent grade, ≥95%
Sigma-Aldrich
Sodium nitrite, anhydrous, Redi-Dri™, ReagentPlus®, ≥99.0%
Sigma-Aldrich
Ethanol, purum, fine spirit, denaturated with 4.8% methanol, F25 METHYL1, ~96% (based on denaturant-free substance)
Sigma-Aldrich
Ethanol, purum, absolute ethanol, denaturated with 2% 2-butanone, A15 MEK1, ≥99.8% (based on denaturant-free substance)
Sigma-Aldrich
Ethanol, purum, absolute ethanol, denaturated with 4.8% isopropanol, A15 IPA1, ≥99.8% (based on denaturant-free substance)
Sigma-Aldrich
Ethanol, purum, fine spirit, denaturated with 2% 2-butanone, F25 MEK1, ~96% (based on denaturant-free substance)
Sigma-Aldrich
Sodium nitrite, ReagentPlus®, ≥99.0%
Sigma-Aldrich
Sodium formate, reagent grade, 97%