Physical And Chemical Index Testing Of Cosmetics

Detection range

 

(1) Product type: cream, lotion, lotion, essence, facial mask, facial cleanser, body wash, shampoo, conditioner, lipstick, foundation make-up, eye shadow, eye black, nail polish, perfume, sunscreen, infant cosmetics, special cosmetics (spot whitening, sunscreen, acne elimination, hair dyeing, perm, etc.).

(2) Testing objects: finished cosmetics, raw materials, semi-finished products, and production water.

(3) Applicable scenarios: raw material incoming inspection, production process control, finished product factory inspection, registration and filing, market supervision sampling, safety assessment, stability inspection, arbitration testing.

Testing items

 

(1) Sensory physical and chemical indicators
Appearance, color, odor, transparency, uniformity, impurities, layering, sedimentation, clumping, floating oil, mold spots.

(2) General physical and chemical indicators
PH value, viscosity, relative density, density, solid content, moisture and volatile matter, turbidity, fineness, melting point, freezing point, refractive index, conductivity.

(3) Stability physical and chemical indicators
Heat stability, cold stability, centrifugal stability, freeze-thaw stability, high temperature stability, and low temperature stability.

(4) Cleaning and washing indicators
Foam height, foam stability, detergency, cleaning power, rinsing performance, surface tension, wetting power.

(5) Physical and chemical indicators of sunscreen products
Sunscreen content, SPF value, UVA protection index (PA/PFA), critical wavelength, photostability, waterproof performance, and sweat resistance.

(6) Hair dye/perm physical and chemical indicators
Oxidant content, hydrogen peroxide, ammonia, pH value, dye content, stability, and dyeing uniformity.

(7) Physical and chemical indicators of powdered cosmetics
Fineness, compaction, scattering, color uniformity, dust content, heavy metal, and coloring agent content.

(8) Physical and chemical indicators of oil and wax
Acid value, saponification value, iodine value, peroxide value, unsaponifiable matter, melting point, drip point, oil content.

(9) Physical and chemical limits of harmful substances
Methanol, formaldehyde and formaldehyde release products, dioxane, phthalates, asbestos, heavy metals (lead, mercury, arsenic, cadmium, chromium, nickel, antimony), compliance with preservatives, prohibited components, restricted components.

(10) Packaging and Net Content Index
Net content, difference in packing volume, sealing, leakage, migration of packaging materials, pH compatibility.

GB 7916 Safety Technical Specification for Cosmetics

GB/T 13531.1 General Inspection Methods for Cosmetics - Sensory Inspection

GB/T 13531.4 Test Method for Relative Density of Cosmetics

GB/T 13531.5 Method for pH testing of cosmetics

GB/T 13531.6 Test Method for Viscosity of Cosmetics

GB/T 13531.7 Test Method for Centrifugal Stability of Cosmetics

GB/T 29665 Evaluation of Moisturizing Efficacy of Skincare Products

GB/T 30933 Test Method for Sunscreen in Cosmetics

GB/T 30921 Method for Testing Heavy Metals in Cosmetics

GB/T 24800 Determination of Sunscreen Index and Waterproof of Cosmetics

QB/T 1684 Cosmetic Inspection Rules

QB/T 1685 Cosmetic Product Packaging Appearance Requirements

Zhejiang Gangxin Testing Technology Co., Ltd.

was established in 2011. As a national high-tech enterprise recognized by the Zhejiang Provincial Higher People's Court as a judicial authentication institution for construction engineering quality, we specialize in structural performance testing and safety assessment of construction projects, special equipment, communication towers, electromagnetic environments, large bridges, and building safety appraisal.

The company has more than 100 professional and technical personnel, over 90% of whom hold various medium and senior technical certificates. Equipped with complete testing equipment worth over RMB 10 million, our business scope covers the whole country.