Audited Supplier
Molecular Formula: NaHSO2.CH2O.2H2O
Molecular Weight : 154.12
Property: white crystal powder, has the strong reducibility under high temperature, Soluble in water, slightly soluble in alcohol, decomposition in diluted acid . Aqueous solution is stable under 50 ºC, decomposition obviously above 60 ºC
Standard :
| Names of index | Index |
| Content of CH2O.NaHSO2% | 98 Min. |
| Water insoluble | 0.4 Max. |
| State of solution | Water solution clear or microturbid |
| Sulphide | No presence of black color is allowed |
| Smell | No smell or a little smell of leek |
| Fe % | 0.01max |
Application: Its mainly used as a discharging agent in printing and dyeing industry and as an active agent for producing styrene-butadiene rubber and synthetic resin. Besides, it is also used as a decolorant and bleaching agent for some organic compounds. It is also used to bleach sugar juice. caramel, etc. In food industry. It may be substituted for the sodium hydrosulfite in some special conditions.
Packing: in liner-plastic iron barrel, with airtight seal lid, net weight 50kg each or in bags 25kgs net weight.
Storage: It must be kept in cool, dark and dry place. To take shelter from the sunlight. No mix storage with oxidants or acidoids is allowed.
Package:25kg/bag.220kg/drum or as per buyer requirements.
Storage: Store in a cool and ventilated warehouse. Do not mix with acids for storage and transportation.
1 Q:Are you manufacturer?
A: Yes, we are a factory over 10 years and our products sales well on the market.
2 Q: What is your MOQ?
A: Our MOQ is at leasst 1 One package.
3 Q: What kind of package do you have?
A: We have various of packages to meet our customers,like Iron drums,plastic drums, IBC tanks, Flexitank, ISO TANK and bags etc.
4 Q :Which kind of payment terms do you accept?
A:We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.
5 Q: Can I get a sample?
A: Free samples are available, but buyers needs to pay freight.
But for high value item, should pay sample cost.
6 Q: How long does it take for me to get a sample?
A: It depends. Generally speaking, it is about 7-10 days.
7 Q: Why is the quote offered different from the sticker price?
A: As we know, prices of chemicals are not fixed, they fluctuate with the markets.
8 Q:Can you give me a discount price?
A: Yes. It depends on your order qty.
9 Q: How about your delivery? When will my goods be shipped?
A: Prompt and reliable delivery by professional shipping lines.
About 3-5 days after prepayment is done.
10 Q: Is the quality of your products guaranteed?
A: We have a professional R&D team, so every batch of our products is up to standard. We will have goods tested and provide COA before delivery for sure.
