產品規格︰ Detail Specification:
Description: Yellow crystal Powder
Soluability: Soluble in hot Glacial Acetic Acid
Melting Point: 178 - 181C
Loss on Drying: <=0.5%
Residue on Ignition: <=0.2%
Inorganic salt: 0%
Sulphated Ash: <=0.2%
Heavy metal: <=20ppm
Cl-: <=0.02%
SO4: <=0.02%
NO3-: 0%
5 Nitroso: 0%
5,7 Dinitro: <=0.5%
Assay: 99%