MES, Monohydrate Solution CAS# 145224-94-8

MES, Monohydrate Solution

Molecular Fomula: C₆H₁₃NO₄S•H₂0
F.W.: 213.25
CAS#: 145224-94-8

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Description:
MES is a pH buffering compound selected as one of the Good's buffers that is used as a buffering agent in many biological and biochemical applications. This Good's buffer is useful in maintaining pH. It is not absorbed through cell membranes and is virtually transparent in UV light.

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MES, Monohydrate Solution

(4-Morpholineethanesulfonic acid)
C₆H₁₃NO₄S•H₂0 ^ F.W. 213.25 g/mol ^ CAS# 145224-94-8

TEST		SPECIFICATIONS

		1 Molar MSLA	0.1 Molar MSLB

Manufactured in the USA		Pass	Pass
Appearance and Color		Clear/Colorless	Clear/Colorless
Solutions Test		Pass	Pass
Concentration		0.99 - 1.01M	0.09 - 0.11M
pH		2.5 - 4.5	2.5 - 4.5
pKa		5.9 - 6.3	5.9 - 6.3
Conductivity		Report	Report
Trace Metals	Arsenic (As)	0.0001% max.	0.0001% max.
	Copper (Cu)	0.0001% max.	0.0001% max.
	Iron (Fe)	0.0001% max.	0.0001% max.
	Lead (Pb)	0.0001% max.	0.0001% max.
	Magnesium (Mg)	0.0001% max.	0.0001% max.
	Potassium (K)	0.005% max.	0.005% max.
Enzymes	RNase	None Detected	None Detected
	DNase	None Detected	None Detected
	Protease	None Detected	None Detected

Product	Molecular	CAS #	Details
MOPS Free Acid Solution	C₇H₁₅NO₄S	1132-61-2
Guanidine Hydrochloride	NH₂C(NH)NH₂ HCl	50-01-1
Guanidine Thiocyanate	NH₂C(NH)NH₂ HSCN	593-84-0