| Customization: | Available |
|---|---|
| CAS No.: | 7681-57-4 |
| Formula: | Na2s2o5 |
|
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| PO NO. | JC-6080 | PRODUCTION DATE |
2025-04-11 | EXPIRY DATE |
2027-04-10 |
| PACKING | 25KG BAG | GRADE | INDUSTRIAL GRADE | STANDARD | HG2826-2008 |
TEST ITEMS |
TEST STANDARD |
TEST RESULT |
|||
| Na2S2O5 | ≥96.5% | 97.42% | |||
| FERRON(Fe) | ≤0.005% | 0.001% | |||
| WATER INSOLUBLE | ≤0.05% | 0.02% | |||
| (As) | ≤0.0001% | <0.0001% | |||
| HEAVY METAL(Pb) | ≤0.0005% | <0.0002% | |||
| CLARITY | PASS | PASS | |||
| APPEARANCE | WHITE OR LIGHT YELLOW CRYSTALLINE POWDER |
PASS | |||
| CONCLUSION |
THE ABOVE PRODUCT COMPLIES WITH INDUSTRIAL GRADE |
||||
| INSPECTOR: HUANG YUANYUAN CHECKER: WANG MINGJIANG | |||||
Q: What is your company main product?
A: Our main products are calcium chloride, magnesium chloride, sodium chloride, magnesium sulfate, sodium carbonate, sodium bicarbonate etc
Q: How long time you can make the shipping?
A: We can make the shipping within 15 days after confirming the order.
Q: what kind of payment does your company support?
A: 100% L/C at sight, T/T in advance, both accepted if you have other payment, please contact me.
Q: Where is your factory located? How can I visit the factory?
A: Our factory located in WEIFANG, China. It is only two hours from QINGDAO. If you would like to visit our factory, please contact us in advance.
1.Food industry:
Used as preservatives, antioxidants, bleaching agents, loosening agents, color protectants, and preservatives, it can inhibit microbial growth, prevent food oxidation and discoloration, and extend shelf life.
Used in wine and juice to prevent oxidation and browning.
2.Chemical industry:
Used for the production of insurance powder, metamizole, caprolactam, etc.
As a reducing agent, it is used in industries such as dyeing, leather making, and organic synthesis.
Used in departments such as printing and dyeing, organic synthesis, printing, leather making, pharmaceuticals, etc.
3.Other fields:
In the photographic industry, it is used as an ingredient for fixing agents.
In the spice industry, it is used to produce vanillin.
In the rubber industry, it is used as a vulcanization accelerator.
In water treatment, it is used to remove chloramines from water
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