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Product Description

Product Details :

Product Name

: UREA

C.A.S. No.

: 57-13-6

Molecular Formula

: CH4N2O

Molecular Weight

: 60.1 g/mol


SPECIFICATION

IP

BP

USP

Description

A white crystalline powder or transparent crystals odorless or almost odorless but may gradually develop a slight odor of ammonia upon long standing; Slightly hygroscopic.

White or almost white crystalline powder or transparent crystals, slightly hygroscopic.

White or almost white crystalline powder or transparent crystals, slightly hygroscopic.

Solubility

-

Very soluble in water, soluble in ethanol (96 %).practically insoluble in methylene chloride.

-

Identification

  1. Melting point

  2. By IR

  3. Reaction

  4. Reaction

  1. Must comply with the Urea CRS.

  2. A white, crystalline precipitate is formed.

  3. A reddish violet color is produced.

  1. 132oC to 135oC

  2. Must comply with the Urea CRS.

  3. A white, crystalline precipitate is formed.

  4. A reddish violet color is produced.

  1. 132oC to 135oC

  2. A white, crystalline precipitate is formed.

  3. A reddish violet color is produced.

Appearance of solution

Solution is clear & Colorless

Solution is clear & Colorless

-

Alkalinity

The solution is red to orange.

The solution is red to orange.

-

Biuret

NMT 0.1 %

NMT 0.1 %

-

Ethanol (alcohol)

USP insoluble matter

NMT 0.04 %

-

NMT 0.04 %

Heavy metal

NMT 20 ppm

-

NMT 20 ppm

Chloride

-

-

NMT 70 ppm

Sulphates

-

-

NMT 100 ppm

Ammonium

-

NMT 500 ppm

-

Loss on drying (at 1050 C for 1 h )

NMT 1.0 %

NMT 1.0 %

-

Sulphated ash

NMT 0.1 %

NMT 0.1 %

NMT 0.1 %

Sterility Tests

-

-

it meets the requirements for Sterility Tests

Bacterial endotoxins

-

-

it meets the requirements for Bacterial endotoxins

Assay

99.0 % -101.0 % (on dried substance)

98.5 % - 101.5 % (on dried substance)

99.0 % -100.5%


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