Urea, CAS# 57-13-6

Urea

Molecular Fomula: NH₂CONH₂
F.W.: 60.06
CAS#: 57-13-6
pH @ 20° C: 7.5 - 9.5
Solubility in water (g/ml): 1.2


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Description:
In the biopharmaceutical industry Urea is commonly utilized in denaturing and solubilizing proteins. As a chaotropic agent it is used to restructure proteins. In certain cases where proteins are denatured, Urea may also be useful in renaturing these proteins.

Specifications Product Links

Urea

NH₂CONH₂ ^ F.W. 60.06 g/mol ^ CAS# 57-13-6

ANALYSIS		SPECIFICATIONS

		Bio Ultra URE-13 Meets FCC, USP, ACS	Bio Synthesized URE-12 Meets FCC, USP, ACS	Bio Reagent URE-11

Alcohol Insoluble Matter		0.04% max.	0.04% max.
Appearance and Color		White/Crystals	White/Crystals	White to Off-White/Crystals
Assay		99.5 - 100.5%	99.0 - 100.5%	98.0% min.
Chloride		0.0005% max.	0.0005% max.
Heavy Metals		0.001% max.	0.0010% max.
Identification (IR)		Passes Test	Passes Test	Passes Test
Identification A		Passes Test	Passes Test
Identification B		Passes Test	Passes Test
Insoluble Matter		0.010%	0.010%
Loss on Drying		1.0% max.	1.0% max.
Melting Range °C		132°C - 135°C	132°C - 135°C
Residue on Ignition		0.01% max.	0.01% max.
Solubility		Passes Test
Sulfate		0.001% max.	0.001% max.
Trace Metals	Arsenic (As)	0.0005% max.
	Copper (Cu)	0.0005% max.
	Iron (Fe)	0.0005% max.	0.0010% max.
	Lead (Pb)	0.0005% max.	0.0005% max.
Enzymes	RNase	None Detected	None Detected
	DNase	None Detected	None Detected
	Protease	None Detected	None Detected

Urea MSDS (CAS# 57-13-6)

Merck Merck 13,9935

Beilstein Beil. 3,IV,94

Product	Molecular	CAS #	Details
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.