CAS No.: | 1326-82-5 |
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Formula: | C6h4n2o5 |
EINECS: | 215-444-2 |
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Sulphur Black BR Specification |
|
Dyes name |
Sulphur Black BR |
Quality |
200%,220% |
Appearance |
Black granule |
Color |
Same as Standard |
Strength |
200%,220% |
Moisture |
less than2.9% |
Content of sodium sulfide-insoluble matter |
less than 0.6% |
Free sulphur |
0.31% |
Degree of fineness (screening hangover content by 80 um),% |
less than3% |
We have exact inventory plans to guarantee stable supply.
We have many years' experience of chemical logistics and dangerous chemical managers with specially trained, which ensure the safety and right of chemicals, timely logistics.
Our laboratory takes strictly testing on every lot of goods according to customers' requirement. Meanwhile we has good relationship with the third party company SGS.
After-sales service is the important part in our service. If there are quality problems, we will actively cooperate with the customers and solve the problems early.
We expect to become good partners with our customers for long.