Kwas szczawiowy, dihydrat ExpertQ® do analizy ACS,ISO Reag. Ph Eur – Scharlau
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Oxalic acid dihydrate, ExpertQ®, ACS, IS
– Synonyms: Ethanedioic acid
– H2C2O4·2H2O
– M = 126,07 g/mol
– CAS [6153-56-6]
– EINECS-No.: 205-634-3
– Solub. in water: (20 ºC): 102 g/l
– Melting point: 101 ºC
– LD 50 (oral, rat): 7500 mg/kg (anhydrous substance)
– EC-Index-No.: 607-006-00-8
– GHS-signal word: Danger
– GHS-H sentences: H302 – H312 – H318
– GHS-P sentences: P280 – P305+P351+P338 – P310 – P322 – P301+P312 – P501a
– Tariff number: 2917 11 00 99
– Applications: analytical chemistry, laboratory reagent, solvents, catalyst.
SPECIFICATIONS
assay (permanganometric): 99,5 – 102,5 %
identity (IR-spectrum): passes test
insoluble in water: max. 0,005 %
chlorides (Cl): max. 5 ppm
sulfates (SO4): max. 0,005 %
nitrogen compounds (as N): max. 0,001 %
calcium (Ca): max. 0,001 %
heavy metals: max. 5 ppm
iron (Fe): max. 2 ppm
substances darkened by hot H2SO4: passes test
residue on ignition: max. 0,01 %
