1. Product And Company Identification
Product name Phosphorous acid
2. Composition/Date on Components
Pure Moisture
Chemical name: phosphorous acid
Harmful substances Components Purity CAS No.
Phosphorus alkane, phosphorus oxide 98.5% 13598-36-2
3. Hazards Identification
Hazards category corrosive
Pathways inhaled, ingested.
Healthy hazards For a respiratory tract irritation, skin contact can cause heavy burns.
Environmental hazard Affecting people's normal production activities, in particular strong noise can damage buildings and affect the normal operation of equipment.
Blasting hazards: non-burning
4. First Aid Measures
After skin contact Immediate wash with water 15 minutes min. Then consult a doctor.
After eye contact Immediate wash with running water or physiological brine 15 minutes min. Then consult a doctor.
After inhalation Rapid from the scene, supply oxygen if breath hard, do artificial respiration if breathing stopped.
After swallowing Wash mouth with water, drink milk or egg white then consult a doctor.
5. Fire Fighting Measures
Hazardous characteristics corrosive, decomposing poisonous smoke phosphorus oxide when heating.
Hazardous combustion products phosphorus alkane, phosphorus oxide.
Fire fighting methods and agent Maintaining the case in the scene cooling, fighting fire with plenty of water.
6. Accidental Release Measures
Accidental measures Isolation leak contaminated areas, restricting access. Recommended emergency personnel to wear dust masks (full cover), wear protective clothing to avoid dust, carefully scan, bag placed transfer to a safe place. If large number of spills, using plastic sheeting, canvas cover. Recycling collection or shipped to the disposal of waste disposal sites.
Product Name: Phosphorous acid
H S. Code: 28111990
Molecular Formula: H3PO3
Molecular Weight: 82.00
UN No.: 2834
Physical & Chemical Character: Colorless crystals, the density is at 1.65g/cm3. Have strong absorbency and deliquescence soluble in water and ethanol.
Product Usage: using as reducer and pesticide middle-object; using as nylon brighter, plastic stabilizer, synthetic fibre, dibasic phosphorous Plumbum, Glyphosate, Water treatment ATMP and Potassiam phosphibe.
Technical Datasheet:
Analytical item | Standard value | Actual value |
appearance | White crystals | white |
phosphorous acid | 98.0 | 98.5 |
iron | 0.005 | 0.003 |
phosphate | 0.2 | 0.2 |
sulphate | 0.008 | 0.007 |
chloride | 0.02 | 0.02 |