Diethyl phosphite

Sigma-Aldrich Chemical Pvt Limited

Revision date : 2026-07-14

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GHS05 GHS07
Health risk rating 4
Safety risk rating 1
Environmental risk rating 1

Note: Ingredients listed on restricted chemical lists

EC/CAS

200-578-6/64-17-5

Name of the chemical

Ethanol

Concentration

>=1-<10

EC/CAS

200-578-6/108-88-3

Name of the chemical

Toluene

Concentration

>=50% =1-<2,5

EC/CAS

203-625-9/78-40-0

Name of the chemical

Phosphoric acid, triethyl ester, TEP

Concentration

20% >=1-<10

Listed in

EC/CAS

201-114-5/122-52-1

Name of the chemical

phosphorous acid, triethyl ester

Concentration

>=0,25-<1

General Information

Version

6.12

Revision date

2026-07-14

Product name

Diethyl phosphite

CAS No.

762-04-9

Icons in SDS

GHS05 GHS07 M004 M009 M011 M017

Company Information

company name

Sigma-Aldrich Chemical Pvt Limited

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H317, H318

Hazard statements

Code

Statements

H317

May cause an allergic skin reaction

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture

Signal word

Danger

Hazard statements

H317 May cause an allergic skin reaction. H318 Causes serious eye damage.

Precautionary statements

P261 Avoid breathing mist or vapours. P272 Contaminated work clothing should not be allowed out of the workplace. P280 Wear protective gloves/ eye protection/ face protection.

Response

P302 + P352 IF ON SKIN: Wash with plenty of water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention.

2.3 Other hazards

This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

ECOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

TOXICOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

2.1 Classification of the substance or mixture

Classification (REGULATION (EC) No 1272/2008) Serious eye damage, Category 1 H318: Causes serious eye damage. Skin sensitisation, Sub-category 1B H317: May cause an allergic skin reaction.

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