USD $3.00-10.00 / Kilogram
USD $5,500.00-6,500.00 / Metric Ton
items |
standard |
result |
appearance |
a white,crystalline powder,soluble in water,practically insoluble in alcohol. when heated in the dry state or in solution,it gradually changes into sodium carbonate. |
conform |
identification |
positive |
positive |
carbonate(ph) |
8.6 max |
8.2 |
appearance of solution |
conform |
conform |
arsenic |
0.0002% max |
conform |
iron |
0.002% max |
conform |
calcium |
0.01% max |
conform |
sulphate |
0.015% max |
conform |
chloride |
0.015% max |
conform |
heavy metal |
0.001% max |
conform |
ammonium |
0.002%max |
conform |
loss on drying |
0.25% max |
0.09% |
assay |
99.0-101.0% |
100.1% |
conclusion |
complies with bp2009 standard |
ems |
standard |
result |
appearance |
white solid |
conforms |
assay(gc) |
98%min |