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LC710 Barbituric acid

for analysis EMSURE

 

Order number Packaging Quantity Price €
AC27710 Plastic bottle 25 g 24.75
AC27710 Plastic bottle 100 g 67.50

 

Product information
Synonyms 2,4,6-Trihydroxypyrimidine, N,N’-Malonylurea
Hill Formula C4H4N2O3
HS Code 2933 52 00
EC number 200-658-0
Molar mass 128.08 g/mol
CAS number 67-52-7

 

Chemical and physical data

Solubility 11.45 g/l (25 °C)
Melting point 250 – 252 °C (decomposition)
Molar mass 128.08 g/mol
Bulk density 720 kg/m3
pH value 2 – 3 (50 g/l, H2O, 60 °C)

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Toxicological data
LD 50 oral LD50 rat > 5000 mg/kg

 

Specifications
Assay (acidimetric) ≥ 99 %
Identity (IR-spectrum) passes test
Chloride (Cl) ≤ 40 ppm
Heavy metals (as Pb) ≤ 50 ppm
Fe (Iron) ≤ 10 ppm
Sulfated ash ≤ 0.1 %
Loss on drying (105 °C) ≤ 0.1 %
Suitability as reagent (for cyanide determination) passes test

 

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