Citric acid, anhydrous 99% ACS

Supplier: Thermo Scientific Chemicals

ThermoScintific Chemicals

ThermoScintific Chemicals

Irritant Warning

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Synonyms: Hydroxytricarballylic acid

42356-5000 42356-0100 42356-0020

TS42356-0020EA 209.11 USD

TS42356-0020 TS42356-0100 TS42356-5000

Citric acid, anhydrous 99% ACS

Citric acid

Formula: HOC(COOH)(CH₂COOH)₂
MW: 192.13 g/mol
Boiling Pt: 199.6 °C (1013 hPa)
Melting Pt: –12 °C
Density: 1.08 g/cm³
Flash Pt: 77 °C
Storage Temperature: Ambient

MDL Number: MFCD00011669
CAS Number: 77-92-9
EINECS: 202-259-7
REACH: 01-2119457026-42-0000
Merck Index: 12,06104

https://us.vwr.com/stibo/web/std.lang.all/50/46/725046.jpg

Specification Test Results

Appearance	Clear colorless to light yellow Liquid
Infrared spectrum	Conforms
Refractive index	1.5160 to 1.5180 (20°C, 589 nm)
GC	≥98.5 %
Specific gravity	(25/25°C) 1.084 to 1.088
Acid value	≤1 mg KOH/g
UV	at 300 nm A: ≤0.01
UV	1 cm cell vs water
UV	at 245 nm A: ≤1.00
Color scale	≤10 APHA
Stabilizer	0.5 to 1.0 % Ethanol
Residue after evaporation	≤0.0002 %
Free chlorine	≤0.00003 % (as Cl)
Free acid (HCl)	≤0.001 %

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