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Food Grade Carboxymethyl Cellulose CMC CAS 9000-11-7 Sodium Carboxymethyl Cellulose as Thickener
Product name: Sodium carboxymethyl cellulose / CMC
Chemical formula: C8H11O5Na
CAS: 9000-11-7
purity: 99%
form: white powder
HS CODE: 3912390000
Package: 25kg bag
Sodium Carboxymethyl Cellulose(CMC)
which is obtained by chemical modification of natural cellulose, is a water-soluble cellulose ether. CMC is characterized by odourless, tasteless, and non-toxic with white to off-white powder or granule. It can dissoive in water easily and transfer into colloidal solution, and cannot dissolve in ethanol, etheracetone or other organic solvents. CMC has thickening properties that can be used as water retaining agent, adhesive, emulsifier, and disintegrator. CMC is the carrier of biological products.
When used in coating
CMC has water retention ability, improve the rheological property and water retention of the coating;
Improve the color of paper and the retention rate of whitening agent in paint;
Improve coating content and coating quality;
Make the paper coating more smooth and bright.
When used in pulp
CMC interacts with the fibers in the paper to enhance the physical strength of the paper;
Promote paper forming;
Improve the uniformity of paper.
When used in surface sizing
It can be used as a dispersant to maintain the stability of the whole rubber material and reduce the porosity of paper;
Increase the smoothness and gloss of the paper; Improve paper oil resistance and surface strength;
Improve the printing quality of paper;
Improve wear resistance.
| Testing Item | Standard | Result |
| Physical Exterior | hite or Yellowish Powder | hite or Yellowish Powder |
| Viscosity(1%,mpa.s) | 2500-3500 | 3000 |
| Degree of Substitution | 0.7Min | 0.85 |
| PH(25°C) | 6.5-8.5 | 7.04 |
| Purity | ≥99.5% | 99.53% |
| Mesh | 99% pass 80 mesh | pass |
| Heavy Metal(Pb) , | ≤ 10 ppm | Conform |
| Iron, | ≤ 2ppm | Conform |
| Arsenic | ≤3ppm | Conform |
| Lead | ≤2ppm | Conform |
| Mercury | ≤ 1ppm | Conform |
| Cadmium | ≤ 1ppm | Conform |
| Total Plate Count | ≤500/g | Conform |
| Yeast & Moulds | ≤100/g | Conform |
| E.Coli | Nil/g | Nil/g |
| Coliform Bacteria | Nil/g | Nil/g |
| Salmonella | Nil/g | Nil/g |
Company Profile
Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market.
For many years, our company has won many clients’ support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect.
We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.
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