Transfar Zhilian Co., Ltd.

Cocamidopropyl Betaine CAB-45

INCI Name: Cocamidopropyl Betaine

CAS Number: 61789-40-0

Molecular Formula: RCONH(CH2)3N+(CH3)2CH2COO-R=Cocoyl

Description: Cocamidopropyl Betaine CAB-45, CAS No. 61789-40-0, is a concentrated amphoteric surfactant with the INCI Name Cocamidopropyl Betaine. It is supplied as a colorless to light yellow transparent liquid with 37.0-40.0% active content and a pH of 4.5-5.5 in a 5% aqueous solution. CAB-45 is suitable for personal care, household cleaning and selected industrial formulations.

Transfar manufactures and supplies CAB-45 for bulk purchasing and export inquiries. The product offers excellent water solubility and compatibility with anionic surfactants, helps improve viscosity and foam quality, and can reduce the irritation associated with sulfate-based cleansing systems. Typical applications include shampoo, shower gel, body wash, facial cleanser, laundry detergent, household detergent and petroleum flotation formulations.


Specification of CAB-45 Cocamidopropyl Betaine CAS 61789-40-0


Item

Specification

Test Method

Appearance (25℃)

Colorless to light yellow transparent liquid

Visualization

Color, Hazen

≤100

GB/T 3143

pH (5% aq.solution, 25℃)

4.5—5.5

GB/T 6368

Active content, %

37.0-40.0

QB/T 4082

Sodium chloride, %

≤8.0

QB/T 4082

Free amine, %

≤0.5

QB/T 4082



Applications and Recommended Dosage of CAB-45 Cocamidopropyl Betaine


  • Personal care: Shampoo, shower gel, body wash and facial cleanser.

  • Home care: Laundry detergent, dishwashing liquid and household detergent.

  • Functional uses: Detergent, thickening aid, antistatic agent and fungicide; it can also be used as a flotation agent in petroleum applications.


Recommended Dosage:

  • In shower gel and shampoo is 2-12%.

  • In cosmetics is 1-2%.


Why Choose Transfar CAB-45 Cocamidopropyl Betaine?

Higher-Active CAB-45 Grade: CAB-45 contains 37.0-40.0% active matter, providing a more concentrated liquid option for formulators and bulk buyers.


Mildness and Compatibility: Within Transfar's range of betaine surfactants, CAB-45 combines low irritation with good solubility and compatibility in anionic surfactant systems. It can support foam stabilization, viscosity development and a milder cleansing profile.


CAB-45 vs CAB-35: CAB-45 has a higher active content than the lower-active CAB-35 liquid grade. Choose CAB-45 when a more concentrated liquid surfactant is preferred; choose CAB-35 when a lower-active grade better fits the formulation, dosing and handling process.


Application Guidance: Recommended dosage is 2-12% in shampoo and shower gel and 1-2% in cosmetics. Final dosage should be confirmed through formulation testing based on the primary surfactant system, target viscosity, foam and mildness.


Bulk Purchasing Support: TDS, SDS and batch COA can be requested for specification review. Packaging configuration, MOQ, sample availability, lead time and container loading should be confirmed with Transfar before ordering. For a lauramidopropyl betaine alternative, compare lab 35.


CTA: Send your target application, required active content, annual demand, destination market and packaging preference to receive a CAB-45 quotation and technical document package.


CAB-45 Cocamidopropyl Betaine FAQs

What is Cocamidopropyl Betaine CAB-45 used for?

Cocamidopropyl Betaine CAB-45 is used as a mild amphoteric surfactant, foam booster and viscosity aid in shampoo, shower gel, body wash, facial cleanser, laundry detergent and household cleaning formulations. It may also be used as an antistatic agent, fungicide and petroleum flotation agent. Transfar recommends 2-12% in shampoo and shower gel and 1-2% in cosmetics, subject to formulation testing.

What is the difference between CAB-45 and CAB-35 Cocamidopropyl Betaine?

The main difference is active content. Transfar CAB-45 contains 37.0-40.0% active matter, while cab 35 cocamidopropyl betaine contains 28.0-32.0%. CAB-45 is suitable when a more concentrated liquid grade is preferred, while CAB-35 may be selected when a lower-active grade better matches the dosing, viscosity or handling requirements of the formulation. Both grades should be evaluated in the complete surfactant system.


What affects the Cocamidopropyl Betaine price for bulk orders?

The Cocamidopropyl Betaine price depends on the selected grade and active content, order quantity, packaging configuration, required documentation, destination market and freight conditions. To receive an accurate CAB-45 quotation, provide the target application, required quantity, delivery country, packaging preference and whether a sample, TDS, SDS or batch COA is needed.


Find Other Betaine Surfactants by CAS Number

CAS NO: 61789-40-0

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CAS NO: 73772-46-0

CAS NO: 68139-30-0


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