Kwas L(+)-mlekowy 88%-92% ExpertQ® do analizy, ACS, Reag. Ph Eur – Scharlau
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PRODUCENT: SCHARLAB
L(+)-Lactic acid, 88- 90%, ExpertQ®, ACS
– Synonyms: 2-Hydroxypropanoic acid, Lactol
– C3H6O3
– M = 90,08 g/mol
– CAS [79-33-4]
– EINECS-No.: 200-018-0
– Density: 1,21 g/cm3
– Solub. in water: (20 ºC): miscible
– Melting point: 18 ºC
– Boiling point: (20 hPa) 122 ºC
– Flash pt. 112 ºC
– LD 50 (oral, rat): 3543 mg/kg (pure substance)
– GHS-signal word: Warning
– GHS-H sentences: H315 – H319
– GHS-P sentences: P280 – P305+P351+P338 – P321 – P362 – P332+P313 – P337+P313
– Tariff number: 2918 11 00 00
– Applications: in food industry.
SPECIFICATIONS
assay (acidimetric): min. 88 %
density (20º/20º): 1,20 – 1,21
insoluble in C2H5OC2H5: passes test
aldehydes: passes test
chlorides (Cl): max. 0,001 %
sulfates (SO4): max. 0,002 %
arsenic (As): max. 0,1 ppm
copper (Cu): max. 5 ppm
heavy metals (as Pb): max. 5 ppm
iron (Fe): max. 2 ppm
lead (Pb): max. 5 ppm
nickel (Ni): max. 5 ppm
substances darkened by H2SO4: passes test
residue on ignition: max. 0,01 %
