Miscellaneous Molecular Biology Reagents

A wide variety of reagent formulations for use in molecular biology applications.

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Invitrogen™ UltraPure™ Cesium Chloride, Optical Grade

UltraPure™ Cesium Chloride, Optical Grade is specifically prepared for use in density gradients.

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Invitrogen™ UltraPure™ Dithiothreitol

UltraPure Dithiothreitol (DTT, Cleland's reagent), which reduces disulfides to their corresponding thiols, is used at low concentrations to stabilize enzymes containing free sulfhydryl groups.

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Invitrogen™ UltraPure™ Glycerol

UltraPure Glycerol is suitable for the concentration and storage of enzymes at low temperatures. A 50% (v/v) solution will not freeze at -20°C.

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Specifications

Shipping Condition	Room Temperature
Content And Storage	Store at room temperature.
Form	Liquid
Purity	Molecular Biology Grade
Chemical Name or Material	Glycerol
Product Line	UltraPure

Invitrogen™ IPTG

IPTG (isopropylthio-β-galactoside), a structural non-metabolizable analogue of allolactose, is an inducer of β-galactosidase activity in bacteria and is suitable for use with X-Gal or Bluo-Gal to detect lac gene activity in cloning procedures.

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Invitrogen™ UltraPure™ Guanidine Isothiocyanate Solution

UltraPure Guanidine Isothiocyanate Solution consists of 4M guanidine isothiocyanate, 50 mM Tris-HCl (pH 7.5), 25 mM EDTA.

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Invitrogen™ X-Gal

X-Gal (5-bromo-4-chloro-3-indolyl-β-D-galactoside) is a histochemical substrate for β-galactosidase. This substrate yields a blue precipitate upon hydrolysis, making it suitable for use in immunoblotting or immunocytochemical assays.