Natural Preservative K712 Equivalent Sodium Benzoate and Potassium Sorbate

• CAS No.: 532-32-1
• Formula: Mix
• EINECS: 208-534-8
• Type: Pharmaceutical Intermediates
• Appearance: Liquid
• Quality: Refined
• Model NO.: K712
• Colour: Colorless
• Certificate: Reach ISO
• Transport Package: 25kg/Drum
• Specification: Pharma Grade
• Trademark: EBT Chem
• Origin: China
• HS Code: 3808940090
• Production Capacity: 10000mt/Year

Product Description

K712 COMPOSITE PRESERVATIVES
 

Active substance	Sodium benzoate	Potassium sorbate
INCI:	Sodium benzoate	Potassium sorbate
CAS:	532-32-1	24634-61-5

Physical properties and quality indicators
Appearance: yellowish to brown transparent liquid
pH: 8-10 Active substance content: >45%
Density: 1.164~1.186 (20 C.G/cm3)
Solubility : soluble with water and alcohols

Product features
This preservative is Food grade formula, recognized as mild antiseptic and antibacterial substance
It has a broad-spectrum and balanced inhibitory effect on bacteria, molds and yeasts
Compatible with anion, cation, and non-ion systems, more widely used
Compatible with various personal care products including surfactants, ZPT and UV
Comply with domestic and international laws and regulations under regular usage, no pollution to the environment

Application scope
High-end hair washing products, ZPT anti-dandruff shampoos, cleansing products, facial creams, especially products containing UV absorbers, various wet wipes, tissues, facial masks, skin creams, gel products (hair sprays, gel water, gels) Products) and so on.

Bacteriostasis

Microbial name	Ec	Sa	Pa	Tr	Ab	Ca
Minimum inhibitory concentration (MIC)(%)	0.8	0.7	0.9	0.7	0.7	0.6

Microbial challenge test
Preservative K712 1.2% used in different products

		Cleanser	Conditioner	Shampoo	Cream	Toner	Hair Spray
3d	Bacterial	2x10^3	2x10^3	1x10^3	1x10^3	1x10^3	1x10^3
	Fungus	2x10^3	2x10^3	1x10^3	1x10^3	1x10^3	1x10^3
7d	Bacterial	1x10^2	1x10^2	2x10^2	2x10^2	2x10^2	1x10^2
	Fungus	2.5x10^2	1.5x10^2	2.5x10^2	1.2x10^2	55	40
14d	Bacterial	115	80	60	65	<10	<10
	Fungus	<10	<10	<10	<10	<10	<10
21d	Bacterial	<10	<10	<10	<10	<10	<10
	Fungus	<10	<10	<10	<10	<10	<10
28d	Bacterial	<10	<10	<10	<10	<10	<10
	Fungus	<10	<10	<10	<10	<10	<10

Irritating note
Preservative K712 is non-toxic to human body and generally non-allergenic.
CAMVA (chicken embryo chorioallantoic membrane vascular experiment) 0.8%-1.110 (NC value) 0.12%- 1.629 (NC value)
Patch test evaluation 0.8%--6 hours/12 hours negative 0.12%--6 hours/12 hours negative

Regulatory limit
In China's "Cosmetics Safety Technical Specification 2015" regulations and relevant EU and US regulations, the maximum amount added is 2.0%

Instructions for use
The conventional addition amount of this variety is 0.8~0.12%. In products that are susceptible to fungal contamination, it can be added 1.5% of paper or used in combination with other preservatives. When the final product PH>5.5, it will reduce the preservative effect. Add to product below 80°C. The information given in this introduction is accurate. The amount of use and suitable products are references provided by China Resources based on years of experience in the production of professional preservatives. It is recommended that the user conduct experimental verification according to his actual situation to ensure the anti-corrosion effect.

Product specification & storage conditions
Plastic drum packaging 25kg/ barrel 200kg/bucket Avoid light, dry, ventilated preservation, normal temperature, shelf life of 12 months.