Lactate Dehydrogenase (LDH)

Product Name	Lactate Dehydrogenase
Source	Porcine Heart
Catalogue Number	350-90
Purity	Purified
Form	Lyophilized
Activity	> 100 U/mg (Dimension® Clinical Chemistry System)
Unit Definition	One unit will catalyze the oxidation of one micromole of L-lactate to pyruvate with simultaneous reduction of NAD+ to NADH per minute at 37°C and pH 9.4.
Protein	> 0.5 mg protein/mg (Coomassie)
Specific Activity	> 200 U/mg protein
Contaminants	AST/SGOT: < 0.1% ALT/SGPT: < 0.06% MDH: < 0.06% PK: < 0.06%
Appearance	White to off-white powder
Solubility	Reported (1 mg/mL saline)
Recertification	4 years
Storage	-20°C
Synonyms	LDH, Lactic Dehydrogenase
Molecular Weight	~136,700 (Huston et al. 1972)
CAS Number	9001-60-9
E.C. Number	1.1.1.27
References	The Protein Journal, December 2016, Volume 35, Issue 6, pp 467–480