Disodium phosphate dodecahydrate

Modify Date: 2025-08-20 10:45:49

Disodium phosphate dodecahydrate structure	Common Name	Disodium phosphate dodecahydrate
	CAS Number	10039-32-4	Molecular Weight	358.142
	Density	1,52 g/cm3	Boiling Point	158ºC at 760 mmHg
	Molecular Formula	H₂₅Na₂O₁₆P	Melting Point	35 °C
	MSDS	USA	Flash Point	N/A

Use of Disodium phosphate dodecahydrate

Phosphoric acid disodium dodecahydrate (Sodium phosphate dibasic dodecahydrate), as a food additive, can be used to improve the texture of food[1].

Name	Sodium phosphate dibasic dodecahydrate
Synonym	More Synonyms

Description	Phosphoric acid disodium dodecahydrate (Sodium phosphate dibasic dodecahydrate), as a food additive, can be used to improve the texture of food[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Chen J, et al. The gelation behavior of thiolated citrus high-methoxyl pectin induced by sodium phosphate dibasic dodecahydrate. Carbohydr Polym. 2022;277:118849.

Density	1,52 g/cm3
Boiling Point	158ºC at 760 mmHg
Melting Point	35 °C
Molecular Formula	H₂₅Na₂O₁₆P
Molecular Weight	358.142
Exact Mass	358.067566
PSA	203.99000
Index of Refraction	1.429
Water Solubility	218 g/L (20 ºC)

Disodium phosphate dodecahydrate MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TC5725000

CHEMICAL NAME :: Phosphoric acid, disodium salt, dodecahydrate

CAS REGISTRY NUMBER :: 10039-32-4

LAST UPDATED :: 199109

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: H-O4-P.2Na.12H2-O

MOLECULAR WEIGHT :: 358.20

WISWESSER LINE NOTATION :: NA2 P-O-Q3 &QH 12

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 430 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. (Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV. Volume(issue)/page/year: 257,791,1963

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
Safety Phrases	S24/25
RIDADR	UN 3077 9 / PGIII
WGK Germany	1
RTECS	TC5725000
HS Code	2835220000

HS Code	2835220000

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