Potassium sodium tartrate tetrahydrate, for analysis, ExpertQ®, ACS, ISO

CAS: 6381-59-5

Packaging	Reference	Stock	My Price
x 500 g :: Plastic bottle	PO03550500	In stock	Buy

Other Packaging

Packaging	Reference	Stock	My Price
x 5 kg :: Plastic container	PO0355005P	Check stock	Buy
x 250 g :: Plastic bottle	PO03550250	Check stock	Buy
x 1 kg :: Plastic bottle	PO03551000	Check stock	Buy

Characteristic
Volume : x 500 g

- 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
assay (titration with HClO4): 99,0 - 102,0 %
identity (IR-spectrum): passes test
insoluble in water: max. 0,005 %
pH (5 %, H2O): 6,5 - 8,5
chlorides (Cl): max. 5 ppm
phosphates (as PO4): max. 0,001 %
sulfates (SO4): max. 0,005 %
ammonium (NH4): max. 0,002 %
calcium (Ca): max. 0,004 %
copper (Cu): max. 5 ppm
heavy metals (as Pb): max. 5 ppm
iron (Fe): max. 5 ppm
lead (Pb): max. 5 ppm