Phosphorous Acid 70% Solution
Phosphorous acid is the compound described by the formula H3PO3. This acid is diprotic (readily ionizes two protons), not triprotic as might be suggested by this formula. Phosphorous acid is an intermediate in the preparation of other phosphorus compounds.
We import a highly price competitive, REACH registered, ready made 70% w/w solution of Phosphorous Acid in water with the following specification:
| Test | Test Method | Limits |
| Appearance
|
TI447 | Clear yellow liquid |
| Purity | TI 410 | 68.0 – 73.0% w/w H3PO3 |
| HCl | TI 410 | < 1.5% |
| Chloride | TI 479 | < 1.2% |
| Arsenic | ICP_AS | 0 – 3 mg/litre |
| Density at 20°C | TI 468 | 1.4 – 1.435 |
| Packaging | 200litre/250kg open top plastic drums,
1300kg IBC’s or 26,000kg tankers |
|
| CAS Number | 13598-36-2 | |
| Minimum Order Quantity | 20 tonnes preferably
but down to 10 tonnes is possible |
Please contact us for more information, a price quotation, a Material Safety Data sheet or samples.
Lead times are typically 7-10 days from receipt of order from our Western European manufacturing partner.
This is a case study in our ability to source highly competitive raw materials and was identified as part of a routine sourcing request.
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