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Introduction
Carbopol 941, USP24/NF19/CP2005, up quality to cosmetic grade, 1kg/carton
Carbomer (synonym: Carpobol), chemical name: Carboxypolymethylene. It is high molecular weight cross-linked polymer. As a pharmaceutical and cosmetic excipient, it was included in some pharmacopeias such as US and UK ones in 1957. Now it is extensively and used in pharmacy, daily chemical industries and other industrial fields.
1. Composition: Acrylic acid polymer
2. Character: White loose powder with relatively strong moisture absorption and slight particular odor, soluble in alcohol, glycerol.
3. Specifications: Based on China Pharmacopeia 2005 edition, Part Two Sanction number: (2005)428401 (Approved by Jinagsu Food And Drug Administration)
Item | Specification |
Appearance | White loose powder |
pH | 2.5-3.5 |
Benzene,% | ≤0.0002 |
Loss on drying,% | ≤2.0 |
Residue on ignition,% | ≤2.0 |
Heavy metal,ppm | ≤20 |
Viscosity | 15-30 |
Assay for carboxylic acid content,% | 56.0-68.0 |
US Pharmacopoeia(USP 24 NF 19)
Carbomer | Viscosity(5% neutral solution) | Usage |
934 | 30500-39400 | Preparation for topical use, gels, emulsion, suspension |
940 | 40000-60000 | Preparation for topical use, crystal gels with good clarity |
941 | 4000-11000 | Preparation for topical use, crystal gels with good clarity |
1342 | 9500-26500(1%) | Preparation for topical use, emulsification, excellent electrolyte tolerance |
934P | 29400-39400 | Controlled release preparation for oral ,topical delivery system |
* Delivery Time.
We need 1-2 days to process your order before shipping.There are two shipping methoed. Fast Delivery: The delivery time for US, European countries the delivery will take 3-5 days.Slow Delivery: The delivery time for US, European countries the delivery will take 10-15 days.
* Tracking information.
After we ship package, customer receive automatic email with tracking details.
* Lost Package Policy.
If a package did not arrive in 4 weeks after the shipping date, then this package is treated as Lost. In this case a new package will be shipped to the customer provided we are able to give the same items as those purchased by the customer. If we are not able to provide the same items to substitute the lost ones we will either propose to the customer similar items or refund their cost as it will be mutually agree with the customer. If one or more items neither the same nor similar are available to be shipped, the customer can request to cancel the order entirely, thus the total cost of the order including shipping and handling cost will be fully refunded.
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