Xi'an Bosen Bio-Tech Co., Ltd.
Xi'an Bosen Bio-Tech Co., Ltd.
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Sodium Carboxymethyl Cellulose Cmc wholesale

casno. : CAS 9085-26-1

Sodium carboxymethyl cellulose (CMC) is a water-soluble cellulose ether whose solid form is commonly referred to as "sodium cellulose gums" or "cellulose gums". It is produced by the alkali treatment of cellulose from wood pulp and cotton linters, then neutralized with an acid such as acetic acid.

Specifications of Sodium Carboxymethyl Cellulose Cmc

Item

Standard

Appearance

White to cream colored powder

Particle Size

Min 95% pass 80 mesh

Purity(dry basis)

99% Min

Viscosity (1% solution, dry basis, 25°C)

1500- 2000mPa.s

Degree of substitution

0.6- 0.9

pH (1% solution)

6.0- 8.5

Loss on drying

10% Max

Lead

3 mg/kg Max

Arsenic

2 mg/kg Max

Mercury

1 mg/kg Max

Cadmium

1 mg/kg Max

Total heavy metals (as Pb)

10 mg/kg Max

Yeasts and moulds

100 cfu/g Max

Total plate count

1000 cfu/g

E.coli

Netative in 5 g

Salmonella spp.

Netative in 10g


Raw Material Sodium Carboxymethyl Cellulose CMC Feature

  • High viscosity, high degree of substitution and high penetration rate

  • High stability, less precipitation

  • Thickener

  • Sizing agent

  • Emulsifier

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