Związki sodu, do chromatografii HPLC – SCHARLAU
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PRODUCENT: SCHARLAB
Sodium formate, HPLC grade
mrówczan sodowy
– Synonyms: Formic acid sodium salt
– NaOOCH
– M = 68,01 g/mol
– CAS [141-53-7]
– EINECS-No.: 205-488-0
– Solub. in water: (20 ºC): 820 g/l
– Melting point: 255 ºC
– LD 50 (oral, rat): 11200 mg/kg
– GHS-signal word: Warning
– GHS-H sentences: H319
– GHS-P sentences: P280 – P264 – P305+P351+P338 – P337+P313
– Tariff number: 2915 12 00 00
– Applications: analytical chemistry, laboratory reagent, solvents, chromatography, precipitant for: noble metals, for extraction of phosphates in soil samples, synthesis of organic products.
SPECIFICATIONS
assay (iodometric): min. 99,5 %
identity (IR-spectrum): passes test
insoluble matter: passes test
pH (5 %, H2O): 7,0 – 8,5
heavy metals (as Pb): max. 5 ppm
iron (Fe): max. 5 ppm
wavelength:: absorbance:
260 nm: 0,05 AU
270 nm: 0,04 AU
300 nm: 0,03 AU
330 nm: 0,02 AU
