Butylboronic acid 97%

Butylboronic acid derivatization grade (GC derivatization), LiChropur™, ≥96.0% (T)

Butylcyclohexane ≥99%

Butylhydroxytoluene European Pharmacopoeia (EP) Reference Standard

Butylmagnesium chloride solution 2.0 M in diethyl ether

Butylmagnesium chloride solution 2.0 M in THF

Butylparaben Pharmaceutical Secondary Standard; Certified Reference Material

Butylparaben United States Pharmacopeia (USP) Reference Standard

Butylphosphonic acid

Butyltin chloride dihydroxide 96%

Butyltin trichloride 95%

Butyltrimethylammonium bis(trifluoromethylsulfonyl)imide 99%

Butyraldehyde analytical standard, contains ~0.1% 2,6-di-tert-butyl-4-methylphenol and ~1% water as stabilizer

Butyraldehyde for synthesis

Butyraldehyde natural, FG

Butyraldehyde purified by redistillation, ≥99.5%

Butyraldehyde United States Pharmacopeia (USP) Reference Standard

Butyraldehyde ≥99.0%, dry

Butyraldehyde-DNPH solution certified reference material, 1000 μg/mL in acetonitrile (as the aldehyde), ampule of 1 mL

Butyramide ≥98.0% (T)

Butyrate Standard for IC TraceCERT®, 1000 mg/L butyrate in water (nominal concentration)

Butyric acid analytical standard

Butyric acid certified reference material, pharmaceutical secondary standard

Butyric acid natural, ≥99%, FCC, FG

Butyric acid ≥99%

Butyric acid ≥99%, FG

Butyric acid-1,2-¹³C₂ 99 atom % ¹³C

Butyric anhydride 98%

Butyric anhydride for synthesis

Butyric-d₇ acid ≥98 atom % D, ≥98% (CP)

Butyronitrile purum, ≥99.0% (GC)

Butyronitrile ≥99%

Butyrophenone ≥99%

Butyryl chloride 98%

Butyryl chloride ≥99%

Butyryl coenzyme A lithium salt hydrate ≥90%

Butyryl fentanyl-D₅ solution 100 μg/mL in methanol, certified reference material, ampule of 0.5 mL, Cerilliant®

Butyryl-ʟ-carnitine analytical standard

Butyryl-ʟ-carnitine ≥97.0% (TLC)

Butyrylcholine chloride ≥98%

Butyrylcholinesterase (BChE) Activity Assay Kit sufficient for 100 colorimetric tests

Butyrylcholinesterase from equine serum lyophilized powder, ≥10 units/mg protein

Butyrylcholinesterase from equine serum Suitable for manufacturing of diagnostic kits and reagents, ≥900 units/mg protein

Butyrylthiocholine iodide puriss., ≥99.0% (AT)

Butyrylthiocholine iodide ≥98%