CAS No.: | 4767-03-7 |
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Formula: | C5h10o4 |
EINECS: | 225-306-3 |
Samples: |
white powder
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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CERTIFICATE OF ANALYSIS |
Product Name |
2,2-Bis(hydroxymethyl)propionic acid(DMPA) |
Cas no |
4347-03-7 |
Batch Number |
20230819 |
Packing |
In 25kgs net bag |
Date Of Manufacture |
June 19 2023 |
Date Of Reported |
June 19 2023 |
This is to certify that the quality of the subject product is as follows:
Items |
Specifications |
Results |
Apprearance |
White crystal |
White crystal |
Assay |
99%min |
99.36% |
Water |
0.3%min |
0.12% |
Melting Point |
178-187 ºC |
180-1865.ºC |
Ash |
0.03%max |
0.011% |
Residue Formaldehyde |
0.03%max |
0.011% |
Acid value(mgkoh/g) |
405-425 |
417 |
Hydroxyl Value (mgKOH/g) |
810-860 |
835 |
Fe3+(ppm) 3+ (PPM)
|
5 max |
2 |
Na+ (ppm) + (PPM) |
150max |
20 |
K+(PPM)+ (PPM) |
10max |
2 |
CL- (PPM) |
10 max |
1 |
SO?²?(PPM) |
10 max |
5 |
Acetone-Et3N Solube Experiment |
Transparent |
Transparent |
Conclusion: The subject material conforms to the required standards. |
USE:
Uses DMPA is a versatile organic raw material. This product is not only a chain extender in the manufacture of waterborne polyurethane, but also can make polyurethane self-emulsifying performance, can be made of good stability of self-emulsifying waterborne polyurethane; It is also used to prepare polyurethane water-emulsion leather finishing agent, which is the upgrading product of traditional water-emulsion polyacrylate leather finishing agent. Used as an additive to improve polyester resins; As a raw material for the manufacture of photosensitive resins and liquid crystals; Used for epoxy ester coating, polyurethane elastomer and powder coating; It is used in the manufacture of magnetic recording materials and their adhesives to produce sound recording tapes, video tapes, computer tapes, data recording tapes and magnetic cards
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