Hypophosphorous acid, 50% aq. soln.
(18774297 | 6303-21-5)

CAS: 6303-21-5
Molecular Formula: H3O2P
Molecular Weight: 66.0
Availablility: In Stock
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Hypophosphorous acid, 50% aq. soln. Chemical Structure

This product is subject to a hazardous surcharge. The exact amount will be confirmed by our sales team.

18774297-500ml 500ml £77.70
Bulk Order
18774297-500ml 500ml €108.80
Bulk Order
18774297-500ml 500ml $116.60
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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 18774297
Product Name Hypophosphorous acid, 50% aq. soln.
Categories Building Blocks Inorganic Chemicals Reagents
CAS 6303-21-5
Molecular Formula H3O2P
Molecular Weight 66.0
Storage Details Ambient
Harmonised Tariff Code 2811198090

Product Specification
Density 1.21 - 1.26
Heavy metals ≤ 0.0002%
Identification Conforms to reference
Chloride (Cl) ≤ 0.015%
Assay ≥ 50.0%
Appearance Colourless liquid
Iron (Fe) ≤ 0.0015%
Sulphate (SO4) ≤ 0.015%
Arsenic (As) ≤ 0.0001%
Sodium (Na) ≤ 0.10%
Colour ( Hazen ) ≤ 20
H3PO3 ≤ 0.3%

Safety Information
Pictograms
Corrosion
Signal word danger
Hazard statements
  • H314 (sub cat. 1B): Causes severe skin burns and eye damage
Precautionary statements
  • P260: Do not breathe dust/fume/gas/mist/vapours

  • P280: Wear: protective gloves/ clothing & eye protection

  • P303+361: IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower

  • P305+351+338: IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

  • P308+313: IF exposed or concerned: Get medical advice/attention