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SX0795

Supelco

Sodium Tartrate, Dihydrate

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Synonym(s):

Sodium Tartrate, Dihydrate, Tartaric Acid Disodium Salt

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About This Item

Linear Formula:
(CHOHCOONa)2 · 2H2O
CAS Number:
MDL number:
UNSPSC Code:
41115601
EC Index Number:
212-773-3

agency

meets USP/NF

Quality Level

assay

99.0-101.0%

form

crystals

impurities

≤0.005% Insoluble Matter

loss

15.61-15.71% loss on drying, at 150C

color

white/clear

pH

8 (25 °C, 50 g/L in H2O)

solubility

290 g/L

anion traces

chloride (Cl-): ≤5 ppm
phosphate (PO43-): ≤5 ppm
sulfate (SO42-): ≤0.005%

cation traces

Ca: ≤0.01%
Fe: ≤0.001%
NH4+: ≤0.003%
heavy metals (as Pb): ≤5 ppm

shipped in

ambient

storage temp.

room temp

InChI

1S/C4H6O6.2Na.2H2O/c5-1(3(7)8)2(6)4(9)10;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;2*1H2/q;2*+1;;/p-2/t1-,2-;;;;/m1..../s1

InChI key

FGJLAJMGHXGFDE-DGFHWNFOSA-L

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Ammonium (NH4): 0.003% max
Assay: 99.0-101.0%
Calcium (Ca): 0.01% max
Chloride (Cl): ppm max
Color: White or colorless
Form: Crystals
Heavy metals (as Pb): 5ppm max
Insoluble matter: 0.005% max
Iron (Fe): 0.001% max
Loss on drying at 150°C: 15.61-15.71%
Phosphate (PO4): 5ppm max
Sulfate (SO4): 0.005% max
pH of a 5% solution at 25°C: 7.0-9.0

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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