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1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP)

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Formula: C2H8O7P2
CAS: 2809-21-4
search Element: hydroxyethylidene diphosphonic acid hedp
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Identification

Structural Formula
1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP)
CAS:
2809-21-4
EINECS:
220-552-8
Molecular Formula:
C2H8O7P2
MDL:
MFCD00070585
Synonym:
hedp ; dequestz010 ; ferrofos510 ; turpinalsl ; hedpa ; ehdp ; hdepa ; oedfk ; dequest2015 ; 1000sl




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Prices & Availability




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Properties for 1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP)

Molecular Weight:
206.03 g·mol−1
Density:
1.45 (60% aq.)
Melting point:
198~199°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
R37/38 - Irritating to respiratory system and skin
R41 - Risk of serious damage to eyes
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S39 - Wear eye/face protection
Hazard Symbols:
Xi, Xn
Hazard symbol Xn Hazard symbol Xi
x

Alternative Distributors of [1-Hydroxyethylidene-1,1-diphosphonic acid (HEDP)]

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

Clearsynth Canada INC. | Wanko Chemical Co., Ltd.

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MSDS:
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