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Orthophosphorous Acid

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Formula: H3PO3
CAS: 13598-36-2
search Element: orthophosphorous acid
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Identification

Structural Formula
Orthophosphorous Acid
CAS:
13598-36-2
EINECS:
237-066-7
Molecular Formula:
H3PO3
MDL:
MFCD00137258
Synonym:
orthophosphorus ; phosphonsure ; trihydroxyphosphine ; o-phosphorous acid ; phosphonic acid ; phosphorus acid ; aurora ka-1076 ; phosphorous acid ; phospohorous acid ; orthophosphorous




Suppliers

CM Fine Chemicals
CFC7142856
Leap Chem Co., Ltd
LC7562268
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Prices & Availability




Data is processed


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Properties for Orthophosphorous Acid

Molecular Weight:
82 g·mol−1
Density:
1.651 g/mL at 25 °C(lit.)
Melting point:
73 °C
Boiling point:
200 °C
Flash point:
200 °C
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Hazard Statements

GHS05

GHS05
Corrosive
  • Corrosive to metals, category 1
GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
R35 - Causes severe burns
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S45 - In case of accident or if you feel unwell seek medical advice immediately (show the label where possible)
Hazard Classes:
8
Hazard Symbols:
C
Hazard symbol C
Storage temperature :
0-6°C
RID/ADR certification :
UN 2834 8 / PG 3
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Alternative Distributors of [Orthophosphorous Acid]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Zibo Tiandan Chemical Co.,Ltd. | Salsbury Chemicals, Inc.,

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