GB 6857-2008
pH primary reagent - Potassium hydrogen phthalate
GB 10730-2008
Primary chemical - Potassium hydrogen phthalate
GB 1257-2007
Working chemical - Potassium hydrogen phthalate
T/HPFCIA 22006-2022
HG/T 5687\uff5e5688-2020
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
GB/T 30921.1-2014
Test method of purified terephthalic acid (PTA) for industrial use―Part 1:Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)
GB 6857-1986
pH Basic line Potassium hydrogen phthalate
KS M 8554-2005(2018)
p-Dimethylaminobenzylidene rhodanine
GB 1257-1989
Working chemical Potassium hydrogen phthalate
GB 10730-1989
Primary chemical—Potassium hydrogen phthalate
\u0413\u041e\u0421\u0422 32778-2014
Food additives. Potassium benzoate E212. Specifications
T/CPUIA 0009-2022
T/CPUIA 0004-2022
T/CPUIA 0008-2022
SH/T 1612.7-1995
SH/T 1687-2000
Purified terephthalic acid(PTA) for industrial use--Determination of 4-carboxybenzaldehyde and p-toluic acid--High performance capillary electrophoresis (HPCE)
USP f100489
Potassium Benzoate
USP m67150
Potassium Benzoate
ASTM D8062-22
Standard Specification for Purified Terephthalic Acid (PTA) with Low