Products Description
Carboxymethyl cellulose (CMC) or cellulose gum is a cellulose derivative with carboxymethyl groups (-CH2-COOH) bound to some of the hydroxyl groups of the glucopyranose monomers that make up the cellulose backbone. It is often used as its sodium salt.
Specification
Items
Standards
Appearance
White to cream colored powder
Particle Size
Min 95% pass 80 mesh
Purity(dry basis)
98% Min
Viscosity (2% solution, dry basis, 25°C)
20 Max
Degree of substitution
0.7 Min
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
Conclusion:The product conforms to the standard of Paper Making Grade
Storage:Store in a cool and dry place and Keep away from strong light and heat
Shelf life: 24 months
Service we provide:
1. Before shipment, free sample for test
2. Packing as your request, with photo before shipment
3. Best service after shipment with emails
Product packaging
Packaging: 25 KG/CTN or according to client request
Delivery Detail: 4 weeks after confirm order.
Company information
Hansstar is a professional high-tech company engaged in research,development,manufacturing and selling of Sodium Carboxymethyl Cellulose(CMC) and Polyanionic Cellulose(PAC) products.Hansstar was first established in 1973 who is located in Jiangyin city,Jiangsu Province which is an active private economy area,near Shanghai. There’re three production bases under Hansstar Group，total capacity of 50,000mt/year and a trading company Wuxi Leo New Material Technology Co., LTD.Hansstar CMC is widely used in food ,paper-making,oil-drilling and other industries.Our Brand enjoys sound reputation in the field.
Hansstar domestic business has been covered more than 30 provincal regions. Meantime,our products also are export to Europe,America, the Middle East, Southeast Asia and so on.
With Hasstar’s principle : “Quality is as important as one’s life; and user is the core”, continuously introducing the advanced equipment ,technology and management system for improving synthetic quality of enterprise，work with all friends together,common develop domestic and international market, benefit with each others to create a brighter future.
FAQ
1. What's your payment terms?
T/T or L/C.
2. What's your delivery time?
Usually we will arrange the shipment in 15 -30 days.
3. How about the packing?
Usually we provide the packing as 25 kg / bag. Of course, if you have special requirements on them, we will according to you.
4. When can I Get Reply?
Our Area sales manager will contact you as soon as possible in 24 hours one working day!
5. How about the validity of the products?
According to the products you ordered.
6. What is loading port?
Usually is Shanghai.
7.Are you a manufacture?
Yes ,we have our own factory and lab.
8.Do you provide samples?Is it free or extra?
Yes,we could offer the sample for free .
https://www.hansstar-cmc.com/papermaking-grade-cmc/