Potassium L-tartrate monobasic

SIAL/25506 - puriss., meets analytical specification of Ph.Eur., BP, FCC, 99.5-100.5% (related to dried substance)

Synonym: Potassium bitartrate; L-(+)-Tartaric acid monopotassium salt; Potassium hydrogen L-tartrate

CAS Number: 868-14-4
Empirical Formula (Hill Notation): C₄H₅KO₆
Molecular Weight: 188.18
EC Number: 212-769-1
MDL Number: MFCD00065392
Linear Formula: C₄H₅KO₆
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-25506-1KG	1 kg	$84.80 1/EA	Add To Favorites
45-25506-6X1KG	1 kg	$409.00 6/EA	Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

anion traces	chloride (Cl^-): ≤500 mg/kg
	sulfate (SO₄^2-): ≤100 mg/kg
application(s)	pharmaceutical (small molecule)
assay	99.5-100.5% (related to dried substance)
cation traces	As: ≤1 mg/kg
	Pb: ≤10 mg/kg
form	powder
grade	puriss.
impurities	residual solvents, in accordance
	≤0.001% heavy metals (as Pb)
	≤0.05% oxalic acid
InChI	1S/C4H6O6.K/c5-1(3(7)8)2(6)4(9)10;/h1-2,5-6H,(H,7,8)(H,9,10);/q;+1/p-1/t1-,2-;/m1./s1
InChI key	KYKNRZGSIGMXFH-ZVGUSBNCSA-M
loss	≤0.2% loss on drying, 105 °C
optical activity	[α]20/D +8.0 to +9.2°
quality	meets analytical specification of Ph.Eur., BP, FCC
Quality Level	200
SMILES string	[K+].O[C@H]([C@@H](O)C([O-])=O)C(O)=O

Application:

Potassium L-tartrate monobasic can be used as a reducing agent to synthesize:
• Gold, palladium, silver and platinum nanoparticles from their salts.
• Polyvinylpyrrolidone capped platinum (PVP-Pt) nanoparticles from chloroplatinic acid and PVP.

RIDADR	NONH for all modes of transport
WGK Germany	WGK 1
Flash Point(F)	410.0 °F
Flash Point(C)	210 °C

Purity	99.5-100.5% (related to dried substance)
UNSPSC	51113400

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