Appearance Powder Strength 98-102% Color shade dE(CMC(2:1))D65/10 Water 8.0% max Solubility 70g/l(90℃) Insoluble matters 0.20% max Dust-proof 3 class min

Appearance Grey to white powder Assay 96%min Water solution Pass Residue on ignition as sulphate 0.1% max

Appearance Light red crystalline powder Decomposition Tem 149-155℃ Sensitivity to Hg Pass testing Solubility in Ethanol Pass testing Residue on ignition 0.1% max

1,2,4-cyclohexanetricarboxylic acid-1,2-anhydride 53611-01-1 C8H10O3 99%min White crystal

Brilliant green 633-03-4 C27H34N2O4S BS green to green-brown crystalline or powder

Appearance White uniform granular Chloride 0.02% max Fe 0.02%max PH 6-7 Loss on drying 3% max Surface area,m2/g 300-550 Pore volume ml/g 0.7-0.9 Aperture A 80-100 Qualified size ratio 80%min Particle size 230-400mesh