USD $10.00-10.00 / Gram
USD $10.00-10.00 / Gram
USD $10.00-10.00 / Gram
USD $8.20-8.80 / Kilogram
USD $10.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
product:
zinc carbonate hydroxide
purity: 56.5%-57.5%
znco3-2zn (oh)2-h2o
characters: amorphous white powder, inodorous, tasteless
proportion:
4.42-4.45. indissoluble in water & alcohol, slightly soluble in ammonia, soluble in diluted acid and sodium hydroxide
specification:
item |
index(%) |
|||
high-class |
first-class |
qualified |
||
zn |
≥ |
57.5 |
57.0 |
56.5 |
loi |
-- |
25.0-28.0 |
25.0-30.0 |
25.0-32.0 |
pb |
≤ |
0.04 |
0.05 |
0.05 |
h2o |
≤ |
2.5 |
3.5 |
5.0 |
so4 |
≤ |
0.60 |
0.80 |
1.00 |
-75um |
≥ |
95.0 |
94.0 |
93.0 |