MOPS, CAS# 1132-61-2, Zwitterionic Buffer

MOPS, Free Acid

Molecular Fomula: C₇H₁₅NO₄S
F.W.: 209.26
CAS#: 1132-61-2
pH @ 20° C: 3.0 - 4.5
Useful pH: 6.5 - 7.9
pKa @ 20° C: 7.2
Solubility in water (g/ml): 0.98


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Description:
MOPS is a zwitterionic buffer used as a running buffer for denaturing gel electrophoresis. It is a buffering agent used in many biological and biochemical applications. MOPS interferes with the Folin protein assay, and partially decomposes when autoclaved in the presence of glucose.

Specifications Product Links

MOPS Free Acid

(3-(N-Morpholino)propanesulfonic acid)
C₇H₁₅NO₄S ^ F.W. 209.26 g/mol ^ CAS# 1132-61-2

ANALYSIS		SPECIFICATIONS

		BioUltra MOP-13	BioSynthesized MOP-12	Bio Reagent MOP-11

Appearance and Color		White/Crystals	White/Crystals	White to Off-White/Crystals
Assay		99.5% min.	99.0% min.	98.0% min.
Chloride		0.005% max.
Identification (IR)		Passes Test	Passes Test	Passes Test
Karl Fisher Water		0.1% max.
Loss on Drying		1.0% max.
pH (1%)		3.0 - 4.5	2.5 - 4.5
pKa		7.10 - 7.30
Residue on Ignition		0.1% max.
Solubility (5%)		Passes Test	Passes Test
Sulfate		0.005% max.
Absorbance	@ 280	0.020 a.u. max.
	@ 260	0.020 a.u. max.	0.030 a.u. max.
	@ 250	0.020 a.u, max.
Trace Metals	Arsenic (As)	0.0005% max.
	Copper (Cu)	0.0005% max.
	Iron (Fe)	0.0005% max.
	Lead (Pb)	0.0005% max.
Enzymes	RNase	None Detected
	DNase	None Detected
	Protease	None Detected

MOPS MSDS (CAS# 1132-61-2)

“Iron Oxidation in Mops Buffer. Effect of Phosphorus Containing Compounds”

10X MOPS Buffer Recipe Preparation

Merck Index., 1996., 12:, 6346.

Product	Molecular	CAS #	Details
HEPES, Free Acid	C₈H₁₈N₂O₄S	7365-45-9
Urea	NH₂CONH₂	57-13-6

Bio Reagent (Good)
Quality tested from approved suppliers of BBS for Industry-Standard use.

Bio Synthesized (Better)
Manufactured in a quality system based facility offering traceability and consistent supply.

Bio Ultra (Best)
Manufactured at BBS to meet the highest quality and regulatory standards.