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Organic Acids

Citric Acid Monohydrate Extra Pure

RA001079 CAS 5949-29-1 Extra Pure

Identity

Product code
RA001079
CAS number
5949-29-1
Grade
Extra Pure
Purity
99%
Molecular formula
C6H8O7.H2O
Molecular weight
210.14

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Density [g/cm3] 1.665 g/cm3 g/cm3
Solubility in water [% weight] 59.2 % %
Colour White crystalline —
Odour Odorless —
pH value 1.8 —
Melting point/ Freezing point [°C] 153 °C °C
Flash point [°C] 173.9 °C °C
Boiling point [°C] 175 °C °C
Vapour pressure mm/Hg 3.70 - 009 mmHg mmHg
Vapour density 7.26 —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance White or almost white, crystalline powder, colourless crystals or granules, efflorescent — —
Zinc (Zn) Max 0.001 % % —
Arsenic (As) Max 0.0001 % % —
Calcium (Ca) Max 0.02 % % —
Barium (Ba) Max 0.002 % % —
Reaction against H2SO4 Passes test — —
Water 7.5 - 8.8 % % —
Sulphated ash (600 °C) Max 0.05 % % —
Assay Min 99 % % NaOH titration
Insoluble matter in water Max 0.01 % % —
Chloride (Cl) Max 0.005 % % —
Sulphate (SO4) Max 0.01 % % —
Oxalate Max 0.035 % % —
Heavy metal Max 0.001 % % —
Lead (Pb) Max 0.001 % % —
Iron (Fe) Max 0.001 % % —

6 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
25 kg RA001079-PK-25KG
500 g RA001079-PK-500G
50 kg RA001079-PK-50KG
5 kg RA001079-PK-5KG