Sodium dihydrogen phosphate hydrate (1:1:2)

Basic Information

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CAS Number

13472-35-0

Molecular Formula

H6NaO6P

Molecular Weight

156.01 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Agricultural Chemicals Pesticides Insecticides

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

60ºC

Boiling Point

158 °C at 760 mmHg

Solubility

H2O: 1 M at 20 °C, clear, colorless

Refractive Index

1.4629

SMILES

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O.O.OP(=O)(O)[O-].[Na+]

InChI

InChI=1S/Na.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+1;;;/p-1

InChIKey

VBJGJHBYWREJQD-UHFFFAOYSA-M

LogP

-0.61900

Complexity

61.9

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable.

Sensitiveness

Hygroscopic

Synonyms & References

English

Sodium phosphate monobasic dihydrate, LR, >=98%
SODIUM PHOSPHATE MONOBASIC DIHYDRATE;ON REQUEST
Sodium dihydrogen phosphate dihydrate
Monosodium dihydrogen phosphate dihydrate
SODIUM PHOSPHATE, MONOBASIC, DIHYDRATE [II]
Sodium phosphate (NaH2PO4) dihydrate
Sodium Dihydrogen Orthophosphate dihydrate Biochemistry grade
SODIUM DIHYDROGEN PHOSPHATE DIHYDRATE [EP MONOGRAPH]
Sodium phosphate monobasic dihydrate, p.a., 98.0-102.0%
Sodium phosphate monobasic dihydrate, SAJ first grade, >=98.0%
sodium dihydrogenphosphate-dihydrate
Monosodium phosphate dihydrate
Sodium Dihydrogen Orthophosphate dihydrate
Sodium phosphate monobasic dihydrate, Vetec(TM) reagent grade, >=99%
Sodium phosphate monobasic dihydrate, BioUltra, for molecular biology, >=99.0% (T)
sodium;dihydrogen phosphate;dihydrate
Sodium phosphate monobasic dihydrate, purum p.a., crystallized, >=99.0% (T)
MONOSODIUM DIHYDROGEN PHOSPHATE, DIHYDRATE
Phosphoric Acid Monosodium Salt Dihydrate
dihydratemonobasicsodium phosphate
Sodium phosphate monobasic dihydrate, JIS special grade, 99.0-102.0%
Sodium phosphate monobasic dihydrate, USP, 98.0-103.0%
mono-sodium phosphate dihydrate
DTXSID90158903
SODIUM PHOSPHATE, MONOBASIC, DIHYDRATE [MI]
Sodium phosphate monobasic dihydrate, BioUltra, >=99.0% (T)
5QWK665956
MFCD00149209
SODIUM PHOSPHATE MONOBASIC (DIHYDRATE) [WHO-DD]
NS00134323
SODIUM PHOSPHATE MONOBASIC (DIHYDRATE)

MDL Number

MFCD00003527

FAQ

What is Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0)?

Sodium dihydrogen phosphate hydrate (1:1:2), with CAS number 13472-35-0, is a white crystalline solid used as a buffer and pH regulator. Its chemical formula is NaH2PO4·2H2O, and it exhibits acidic properties, dissolving readily in water. This compound is commonly found in chemical applications requiring controlled acidity.

What are the main uses of Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0)?

Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0) is widely used in pharmaceuticals as a buffering agent, in industrial processes for detergents and fertilizers, in food as an acidulant, and in research for pH adjustment. It also serves as a component in chemical synthesis and laboratory reagents.

Is Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0) safe?

Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0) is generally considered safe when handled properly. It has low toxicity but may irritate skin or eyes. Safety precautions include using gloves and goggles, and adhering to OSHA guidelines. In food, it is recognized as GRAS (Generally Recognized as Safe) by regulatory authorities.

How should Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0) be stored?

Sodium dihydrogen phosphate hydrate (CAS: 13472-35-0) should be stored in a cool, dry, and dark place, away from moisture and incompatible materials. Keep in airtight containers to maintain stability. Avoid exposure to high humidity and direct light to preserve its chemical properties and prevent degradation.