Winian potasowo-sodowy, tetrahydrat Pharmpur® ekstra czysty,USP, BP, Ph Eur – SCHARLAU
Informacje dodatkowe
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Potassium sodium tartrate tetrahydrate
– Synonyms: Sodium potassium tartrate, Tartaric acid potassium sodium salt
– C4H4KNaO6·4H2O
– M = 282,23 g/mol
– CAS [6381-59-5]
– EINECS-No.: 205-698-2
– Solub. in water: (20 ºC): 630 g/l
– Melting point: 70 – 80 ºC
– Tariff number: 2918 13 00 00
– Applications: analytical chemistry, laboratory reagent, in food industry, in fertilizer compositions, in the electronic industry.
SPECIFICATIONS
dried sample): 99,0 – 101,0 %
Identification A (USP): passes test
Identification B (USP): passes test
Identification tartrate: passes test
Identification sodium: passes test
Identification potassium: passes test
appearance of solution: clear and colourless
acidity or alkalinity: passes test
alkalinity : passes test
specific rotation ([a]20�/ D; c = 5, H2O on dried sample): + 28,0 º – + 30,0 º
chlorides (Cl): max. 100 ppm:
sulfates (SO4): max. 50 ppm
ammonium (NH4): max. 0,002 %
barium and oxalates: passes test
calcium (Ca): max. 200 ppm
water (K.F.): 24,0 – 26,5 %
