CITRIC ACID MONOHYDRATE 99% Extra Pure

CITRIC ACID MONOHYDRATE 99% Extra Pure

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Category: Acids-Organic

Description
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Description

2-Hydroxy-1,2,3-propanetricarboxylic acid monohydrate

Article No.	02860	Grade	Extra Pure
Purity	99%	CAS No.	5949-29-1
Molecular Formula	C₆H₈O₇.H₂O	Molecular Weight	210.14
H.S. Code	2918.1400	Shelf Life	60 Months

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Physical Properties

Physical state at 20 °C	Solid	Colour	White crystalline
Odour	Odorless	pH value	1.8 at 50 g/l at 20 °C
Melting point/ Freezing point [°C]	153°C	Flash point [°C]	173.9 °C
Boiling point [°C]	175°C	Vapour pressure mm/Hg	3.70E-009 mm Hg @ 250C
Vapour density	7.26	Density [g/cm3]	1.665
Solubility in water [% weight]	59.2% (20°C)

Specifications

Appearance	White or almost white, crystalline powder, colourless crystals or granules, efflorescent
Assay (by NaOH titration)	Min 99%
Insoluble matter in water	Max 0.01%
Chloride (Cl)	Max 0.005%
Sulphate (SO4)	Max 0.01%
Oxalate (as C2H2O4)	Max 0.035%
Heavy metal (as Pb)	Max 0.001%
Lead (Pb)	Max 0.001%
Iron (Fe)	Max 0.001%
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 (H2O)	7.5 – 8.8%
Sulphated ash (at 600°C)	Max 0.05%

Packings

500 g	00500
5000 g	05000
25 Kg	0025K
50 Kg	0050K

Safety Information

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H319
Precaution Statement: P305 + P351 + P338

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