Customization: | Available |
---|---|
CAS No.: | 7758-16-9 |
Formula: | H2na2o7p2 |
Still deciding? Get samples of US$ 50/kg
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
1. Chemical name: Sodium Acid Pyrophosphate, Disodium Dihydrogen Pyrophosphate
2. M. F.: Na2H2P2O7
3. M. W.: 221.94
4. Physical properties: white monoclinic crystal powder. Its relative density is 1.86. It is soluble in water, insoluble in alcohol. It hydrolyzes to orthophosphate when heated in acid medium. It is hygroscopic, forms hexahydrate in damp air, and decomposes to metaphosphate at above 220ºC
Name of index | FCC-V | GB25567-2010 |
Assay (as counted by Na2H2P2O7) ≥% | 93.0-100.5 | 93.0-100.5 |
Water Insoluble ≤% | 1.0 | 1.0 |
pH (1% solution) | - | 3.5-4.5 |
Arseni-c(As) ≤% | 0.0003 | 0.0003 |
Heavy Metals (as Pb) ≤% | - | 0.001 |
Fluoride (F) ≤% | 0.005 | 0.005 |
Lead(Pb) ≤% | 0.0002 | 0.0002 |
Packing: In 25kg PP/ kraft paper bag with PE liner.
Storage and transport: It should be stored in a dry and ventilated warehouse and kept away from moisture and poisonous substances. Handled with care to avoid damage of the packings.
Q1: Can I get samples?
A: Yes, we can supply free sample, you pay for the freight charge only.
Q2: How to pay?
A: PI will be sent firstly after our aligned products specification. Payment by Paypal , T/T, Western Union,LC, are ok.
Q3: How is your MOQ?
A: Normally speaking, our MOQ is 1kg. But we can also accept less quantity such as 100g on the condition that sample charge is100% paid.
Q4: How can you guarantee the quality of your products ?
1. Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
2. Free sample or pre-shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers
3. Third Party Inspection like SGS can be arranged according to your requirement before shipping.
4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
Q5: Do you have any other chemicals?
A: Yes, We can provide kinds of additives and fungicides, such as PHMB, PCMX, PVP, DCMX, Glutaraldehyde, Chlorhexidine digluconate 20%, ZPT, CMIT/MIT 14%, Carbomer, BKC, etc .....
Q6: If you still have questions, contact with us ~