USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
USD $10.00-100.00 / Kilogram
USD $5.00-10.00 / Gram
USD $5.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $6.00-9.00 / Gram
USD $5.00-10.00 / Gram
item |
specifications |
test results |
description |
white crystalline power |
conform |
,% ≥ assay ,% min |
98.5~101.5 | 99.94 |
ph ph |
10.5 ~ 12.0 | 11.9 |
specific rotation[a]020 |
+26.30 to +27.70 | +26.90 |
,% ≥ state of solution,% min |
98.0 | 98.7 |
,% ≤ loss on drying,% max |
0.5 | 0.48 |
,% ≤ residue on ignition,% max |
0.3 | 0.23 |
(cl),% ≤ chloride (as cl),% max |
0.05 | <0.02 |
(so4),% ≤ sulphate(as so4),% max |
0.03 | <0.01 |
(pb),% ≤ heavy metals (as pb),% max |
0.0015 | <0.001 |
(fe),% ≤ iron (as fe) , % max |
0.003 | <0.001 |
:usp27. conclusion: this product complies with usp27 standard. |