| Product Identification | Back to Contents | 【Product Name】
Disodium pytophosphate | 【Synonyms】
Disodium (hydroxy-oxidophosphoryl) hydrogen phosphate
Disodium diphosphate
SAPP
Sodium acid pyrophosphate | 【CAS】
7758-16-9 | 【Formula】
H2Na2O7P2 | 【Molecular Weight】
221.94 | 【EINECS】
231-835-0 | 【RTECS】
UX6475000 | 【RTECS Class】
Other | 【Merck】
12,8713 | 【Beilstein/Gmelin】
44986 (G) |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White odorless powder | 【Solubility in water】
120 g/L | 【Density】
2.311 g/cm3 (25 C) | 【Usage】
Electroplating, metal cleaning and phosphatising, drilling muds, baking powders and leavening agent, buffer, sequestrant, peptising agent in cheese and meat products, frozen desserts. |
| First Aid Measures | Back to Contents | 【Ingestion】
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended. | 【Inhalation】
If symptoms develop, move individual away from exposure and into fresh air. If symptoms persist, seek medical attention. If breathing is difficult, administer oxygen. Keep person warm and quiet; seek immediate medical attention. | 【Skin】
Remove contaminated clothing and wash exposed area thoroughly with soap and water. A physician should examine the area if irritation or pain persists. | 【Eyes】
Irrigate exposed eyes with copious amounts of tepid water for at least 15 minutes. If irritation, pain, swelling, lacrimation, or photophobia persist, the patient should be seen in a health care facility. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a cool, dry location in a tightly sealed container. | 【Handling】
Containers of this material may be hazardous when emptied. Since emptied containers retain product residues (vapor, liquid, and/or solid), all hazard precautions given in the data sheet must be observed. |
| Hazards Identification | Back to Contents | 【Inhalation】
Hyperventilation may occur secondary to hypocalcemia. | 【Skin】
May cause mild skin irritation. Symptoms may include redness and burning of skin. | 【Eyes】
Can cause eye irritation. Symptoms include stinging, tearing, redness, and swelling of eyes. | 【Ingestion】
Nausea, vomiting, abdominal pain, and diarrhea are common, leading to dehydration. |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Wear safety glasses in compliance with OSHA regulations. Wear resistant gloves such as neoprene. Wear normal work clothing covering arms and legs. | 【Respirators】
If needed, use a NIOSH/MSHA jointly approved dust respirator. | 【Exposure Effects】
Signs and symptoms of exposure to this material through breathing, swallowing, and/or passage of the material through the skin may include: stomach or intestinal upset (nausea, vomiting, diarrhea) |
| Fire Fighting Measures | Back to Contents | 【Fire Fighting】
Wear a self-contained breathing apparatus with a full facepiece operated in the positive pressure demand mode with appropriate turn-out gear and chemical resistant personal protective equipment. Extinguish fire using most appropriate media. |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Small Spill - Sweep up material for disposal or recovery. Large Spill - Shovel material into containers. Thoroughly sweep area of spill to clean up any residual material. |
| Stability and Reactivity | Back to Contents | 【Stability】
Stable at normal temperatures and pressures. | 【Incompatibilities】
Strong mineral acids. | 【Decomposition】
Phosphorous compounds. | 【Combustion Products】
Phosphorous compounds. |
|
| Company Name: |
Energy Chemical |
| Tel: |
021-021-58432009 400-005-6266 |
| Fax: |
021-58436166 |
| WebSite: |
http://www.energy-chemical.com |
| Company Name: |
Adamas Reagent, Ltd. |
| Tel: |
400-6009262 16621234537 |
| Fax: |
021-64823266 |
| WebSite: |
http://www.tansoole.com |
|