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| Address:Niumenkou, Jichang road, Tuanpiaozhuang county, Zunhua, Hebei, China |
| Postal code:064209 |
| Tel:+86-315-6986858 6685762 |
M.P.: Zhang Shuhong
+86-13832584259 |
| Fax:+86-315-6986958 |
Web site:
www.yonghe-chem.com |
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Sulfamic acid
Molecular formula:NH2SO3H
Molecular weight:97.09
Properties:white quadrature crystal, SG is
2.16, melting point 205°C, decompose temperature 209°C.
Uses: used as material of sweeting agent, or
used in the washing of metal, or used in the dirty removing
of boiler, or acidizing of silt for petroleum G ore well,or
used in the herbicide and fire retardant of wood and textile;
during wood, paper and cotton finer fet bleach, add it, it can
impve the whiteness and softness of fiber. It can also be used
in the making of pesticide and pharmaceutical intermediate.
Quality standard
Item |
A |
B |
Super grade |
NH2SO3H ≥ |
99.5% |
99.5% |
99.8% |
SO42- ≤ |
0.02% |
0.05% |
0.02% |
Fe3+ ≤ |
0.0025% |
0.0025% |
0.0025% |
Heavy metals(as Pb )≤ |
0.0005% |
0.001% |
0.0005% |
Moisture ≤ |
0.1% |
0.1% |
0.05% |
| Water insoluble matter
≤ |
0.02% |
0.02% |
0.01% |
Appearance:white crystal , 25kg double-layer
woven bag lined with plastic , or following your demand |
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Yonghe chemicals co.,Ltd. All Rights Reserved
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