EC21 Product Catalogs - tech grade

Sodium Metabisulphite(SMBS) 96%/97%Min

20140102

Tech Grade Standard: Purity(Na2S2O5):96%min/97%min, Fe:0.005%max, Water Insoluble:0.05%max, PH Value:4.0-4.6; (2). Food Grade Standard: Purity(Na2S2)5):97%min, SO2:65%min, Fe:0.0015%max, Water Ins

Sodium Fluoride

20130507

98% min,tech grade, powder or crystal as your choice, we can offer best price with high quality

Sodium Bicarbonate

20100701

Sodium Bicarbonate Food Grade Content 99%Min. As 0.0001%Max. Heavy metal 0.0005%Max. Loss on dring 0.2%Max. PH value 8.6Max. Sodium Bicarbonate Tech Grade Contect 99%Min Chloride 0.4%Max Arsenic

Zinc Oxide 99.7%,99%,97%

20110401

Tech grade Appearance: White powder Specification: ZnO: 99.5% min MnO: 0.0005% max PbO: 0.05% max CuO: 0.0005% max Heat Loss: 0.3% max HCl Insoluble Matter: 0.01% max Water soluble matter: 0.1% max 4

93% 96% Food Grade Sodium Sulfite

20130125

TECH GRADE FOOD GRADE NA2S2O5 >95.0% >97.0% SO2 --------- >65% FE <0.005% <0.005% WATER INSOLUBLE --------- <0.05% HEAVY METAL(PB) ---------- <0.001% AS <0.0002% <0.0001% Contact me : Tel:86-731-8557