Customization: | Available |
---|---|
Appearance: | Granule |
Color: | White |
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ITEM |
Specification |
Appearance |
white crystal granule or powder |
Assaydry |
99.0--100.5 % |
Water insoluble matter |
0.20 max |
PH (10% water solution) |
7-9 (HG2922-1999), 7.5-10.5(FCCVI),6-9(EC) |
Loss on heating |
5.0% max |
Free acid |
0.30% max |
Free alkalinity |
0.15% max |
Heavy metals Pb |
0.001% max |
Fluoride |
0.001% max |
Magnesium |
0.4% max |
Lead |
2ppm max |
Iron |
50ppm max |