MDL Mfcd00006158 | Sigma-Aldrich

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2-[4-(2-Hydroxyethyl)-1-piperazinyl]-ethanesulfonic acid

Synonym(s): HEPES, 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid)

Empirical Formula (Hill Notation): C₈H₁₈N₂O₄S

Compare	Product No.	Description					SDS	Pricing
	1.10110	HEPES EMPROVE^® EXPERT

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Synonym(s): 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid), HEPES

Empirical Formula (Hill Notation): C₈H₁₈N₂O₄S

Compare	Product No.	Description					SDS	Pricing
	H7523	BioXtra, pH 5.0-6.5 (1 M in H₂O), ≥99.5% (titration)
	H3375	≥99.5% (titration)
	H4034	BioPerformance Certified, ≥99.5% (titration), suitable for cell culture
	54457	≥99.5% (titration), powder, for molecular biology, BioUltra
	391340	≥99% (alkalimetric), solid, pH 6.8-8.2, Molecular Biology

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Synonym(s): HEPES solution, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid)

Compare	Product No.	Description					SDS	Pricing
	83264	1 M in H₂O, liquid
	H0887	1M, liquid, pH 7.0-7.6, suitable for cell culture, BioXtra, BioReagent
	H3537	99.5%, liquid, BioPerformance Certified, 1 M, suitable for cell culture, 0.2 μm filtered

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Compare	Product No.	Description					SDS	Pricing
	51558	BioUltra, Molecular Biology, 2× concentrate