Detail of > 7783-28-0
- MSDS Download

- CAS Number:
- 7783-28-0
- Name:
Diammonium hydrogenphosphate
- Formula:
- (NH4)2HPO4
- Molecular Structure:

- Synonyms:
- Ammonium hydrogen phosphate;Ammonium monohydrogen phosphate;Ammoniumorthophosphate dibasic;Ammonium phosphatedibasic;Diammonium acid phosphate;Diammonium hydrogen phosphate((NH4)HPO4);Diammonium orthophosphate;Dibasic ammonium phosphate;
- Molecular Weight:
- 132.08
- EINECS:
- 231-987-8
- Density:
- 1.619 g/cm3
- Melting Point:
- 155 °C (dec.)(lit.)
- Boiling Point:
- 158 °C at 760 mmHg
- Solubility:
- 57.5 g/100 mL (10 °C) in water
- Appearance:
- white crystalline powder
- Hazard Symbols:
Xi,
Xn- Risk Codes:
- 36/37/38-20/21/22
- Safety:
- 26-36Details
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Reference
- Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent
- Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent. Vallentin, Berglund Jan Olof (Swed. ). Eur. Pat. Appl. EP 96676 A2 21 Dec 1983,10 pp. DESIGNATED STATES: R: AT, BE, CH, DE, FR, GB, IT, LI, NL, SE. (English). (European Patent Organization). CODEN: EPXXDW. CLASS: IC: C02F001-28; C08J009-30. ICI: C08J009-30, C08L061-24. APPLICATION: EP 83-850158 9 Jun 1983. PRIORITY: AU 82-84721 9 Jun 1982. DOCUMENT TYPE: Patent CA Section: 38 (Plastics Fabrication and Uses) A method and app. are provided for manuf. of formaldehyde-urea copolymer (I) [9011-05-6] foam pieces useful as sorbents for oil spills and the like. Thus, I is combined with a blowing agent and allowed to foam into a covering where hardening is initiated. The hardened foam is sprayed with diammonium orthophosphate [7783-28-0] and cut into pieces which are packed, with preserved moisture content, into bags which are hermetically sealed for storage.
- Fireproofing shampoo composition
- Fireproofing shampoo composition. Pearson, Glenn A. (USA ). U.Chemicals with cas numbers 102-71-6 and 7664-38-2 also play role.S. US 3990977 9 Nov 1976,4 pp. (English). (United States of America). CODEN: USXXAM. CLASS: IC: C09K003-28. NCL: 252008100. APPLICATION: US 75-562912 27 Mar 1975. DOCUMENT TYPE: Patent CA Section: 46 (Surface Active Agents and Detergents) Cleaning and fireproofing compns. useful on textiles, plastics, wood, etc., contained triethanolamine (I) [102-71-6], a detergent, and fireproofing agents such as diammonium phosphate (II) [7783-28-0], ammonium sulfamate (III) [7773-06-0], or a reaction product of urea [57-13-6] and H3PO4. Thus, 400 g H2O contg. 52 g I was mixed with 85% H3PO4 40, II 30, III 15, and Nacconol 20 g, and the mixt. was used as a carpet shampoo, leaving a fire retardant film on the carpet fibers. .
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