1.high purity
2.consistent quality
3.competitive price
4.fast shipping
item |
specification |
appearance |
white crystals or crystalline powder |
specific rotation |
+14.9°- +17.3° |
ph |
5.0-7.0 |
loss on drying |
≤0.2% |
residue on ignition |
≤0.4% |
chloride |
≤0.05% |
sulfate |
≤0.03% |
ammonium |
≤30ppm |
arsenic |
≤1ppm |
iron |
≤30ppm |
heavy metals |
≤15ppm |
assay |
98.5-101.5% |