Product Display
Specification : Analysis Standard
Characters : White or slightly yellow crystalline powder
Identification : Positive
PH(10%,W/V) : 7.0~8.0
比旋度(°)Optical rotation[α]D20℃: +103~+106
Loss on drying(%): ≤0.25
Clarity and color of solution: Clear,≤BY7
Sulphate(ppm): ≤150
Oxalic Acid(%): ≤0.3
Arsenic(ppm): ≤3
Iron(ppm): ≤2
Heavy Metals(ppm): ≤10
Lead(ppm): ≤2
Mercury(ppm): ≤1
Nichel(ppm): ≤1.0
Copper(ppm): ≤5.0
Assay(%): 99.0~101.0
Residual Solvents(as methanol)(ppm): ≤3000
广泛使用的水溶性抗氧化剂。
25kg/箱