chinesegay老汉老头老_亚洲欧美日韩中文高清一_高h肉文合集_来个一级片

Products

Products

α-ketoglutaric acid

Product name: α-ketoglutaric acid

CAS No.: 328-50-7

Molecular formula: C5H6O5

Structural formula:

Quality index:

Item Index
Appearance white crystal or crystalline powder
Assay(%) ≥99.0
Melting point(ºC) 112-118
Transmissivity(%) ≥98.0(10%H2O)
Loss on Drying(%) ≤1.0
Residue on ignition(%) ≤0.2
Heavy metals(ppm) ≤10
Arsenic(ppm) ≤1