1.Agricultural chemicals phosphorous acid
2.Used in synthesis of pesticide,water-treatment chemicals
3.Best quality and price
1.Identification:
Product name:agricultural chemicals phosphorous acid
CAS No.: 13598-36-2
EC No.: 233-663-1
Molecular Weight: 82
Molecular Formula: H3PO3
Density: 1.6510
M.P.: 73.6°C
B.P.: 200°C (decomposing at 180°C)
2.Application:
Phosphorous acid is used in synthesis of phosphite salts, plastic stabilizers, pesticides, water-treatment chemicals, phosphite fertilizers for fruits like citrus and orange, vegetables, economic crops etc. , cosmetics additives.
3.Specification:
Parameters
Specification
Grade I
Grade II
Grade III
70% Solution
Phosphorous acid Purity
99.0% min.
98.5%
98.5% min.
70% min.
Chloride (Cl-)
5ppm max.
20ppm max.
0.01% max.
5ppm max.
Iron (Fe)
5ppm max.
30ppm max.
50 ppm max.
5ppm max.
Sulfate (SO42-)
5ppm max.
20ppm max.
60 ppm max.
5ppm max.
Phosphate (PO43-)
0.1% max.
0.2% max.
0.3% max.
0.1% max.
Test of 70% water solution
colorless
colorless
-
-
Odor
odorless
odorless
characteristic
odorless
Appearance
white crystals
white crystals
white crystals
clear colorless liquid
4.Standard Packing:
1) 25kgs/PP woven bag with double PE inner bags, 20~25mt/20' FCL
2) 500, 1000kgs/jumbo bag, 20mt/20' FCL
3) Iron drum or Plastic drum
5.MSDS:
Class 8; UN2834; PG III
R 22 Harmful if swallowed.
R 35 Causes severe burns.
S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves and eye/face protection.
S 45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
6.Our service:
(1). Mixed container, we can mix different items in one container. (2). Quality control, before shipment, free sample for test. After shipment, keep sample for 3 years
(3). Prompt shipment with professional documents
(4). Packing as your request, with photo before shipment
