Weglan sodowy decahydrat ExpertQ® do analizy, ISO, Reag. Ph Eur – SCHARLAU
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Sodium carbonate decahydrate, ExpertQ®,
– Synonyms: Soda decahydrate
– Na2CO3·10H2O
– M = 286,14 g/mol
– CAS [6132-02-1]
– EINECS-No.: 207-838-8
– Solub. in water: (20 ºC): ~ 210 g/l
– Melting point: 33 ºC
– LD 50 (oral, rat): 4090 mg/kg (anhydrous substance)
– EC-Index-No.: 011-005-00-2
– GHS-signal word: Warning
– GHS-H sentences: H319
– GHS-P sentences: P280 – P264 – P305+P351+P338 – P337+P313
– Tariff number: 2836 20 00 00
– Applications: analytical chemistry, laboratory reagent, for pharmaceutical use, in food industry (E 500), in the textile industry, whitener agent.
SPECIFICATIONS
assay (acidimetric): 99,0 – 102,0 %
assay (acidimetric, as Na2CO3): 36,7 – 40,0 %
identity (IR-spectrum): passes test
appearance of solution: passes test
chlorides (Cl): max. 0,001 %
phosphates and silicates (as SiO2): max. 0,003 %
sulfates (SO4): max. 100 ppm:
total nitrogen (as N): max. 5 ppm
total sulphur (as SO4): max. 0,003 %
aluminium (Al): max. 5 ppm
arsenic (As): max. 2 ppm
calcium (Ca): max. 0,002 %
heavy metals (as Pb): max. 5 ppm
iron (Fe): max. 2 ppm
magnesium (Mg): max. 2 ppm
potassium (K): max. 0,005 %
