GB/T 29679-2013Hair shampoo,cream shampoo (English PDF)

3.1 Effective matter content

The content that the total solid content of the product is free of the content of inorganic salts of ethanol insoluble matter and chloride (calculated in sodium chloride) in ethanol soluble matter.

5.1 Raw materials

The raw materials used shall meet the requirements of the Cosmetic Hygienic Specification. The flavor used shall meet the requirements of GB/T 22731.The primary biodegradation degree of the anionic surfactant used in the product formula shall not be less than 90%.

5.2 Sensory, physical-chemical, hygienic indicators

Sensory, physical-chemical, hygienic indicators shall meet the requirements in

5.4 Packaging appearance

In accordance with QB/T 1685.

6.1 Sensory indicators

6.1.1 Appearance, color

Take a sample and visually observe it at room temperature and under non-direct sunlight.

6.2 Physical-chemical indicators

6.2.2 Heat-resistance (cream shampoo)

6.2.2.1 Instruments

Constant temperature incubator. temperature control accuracy is ±1°C.

6.2.2.2 Operating procedures

Pre-adjust the constant temperature incubator to 40°C. Place a bottle of fully packaged sample in the constant temperature incubator. Take it out after 24h.

Visually observe it, after it is recovered to room temperature.

6.2.4 Cold resistance (cream shampoo)

6.2.4.1 Instruments

Refrigerator (cabinet). temperature control accuracy is ±2°C.

6.2.4.2 Operating procedures

Pre-adjust the refrigerator to -8°C, the specified temperature. Place a bottle of the fully packaged sample in the refrigerator. Take it out after 24h. Visually observe it, after it is recovered to room temperature.

6.2.5 pH

Determine according to the specified method (dilution method) in GB/T 13531.1.

6.2.6 Foam (hair shampoo)

6.2.6.1 Instruments

The instruments include.

6.2.6.2 Reagents

1500mg/kg hard-water. Weigh 3.7g of anhydrous magnesium sulfate (MgSO4) and 5.0g of anhydrous calcium chloride (CaCl2). Completely dissolve them in 5000mL of distilled water.

6.2.6.3 Operating procedures

Pre-heat the super thermostat to (40±1)°C to maintain the Roche foam instrument at a constant temperature of (40±1)°C.

6.2.6.4 Precision

The absolute difference between two independent test results obtained under repeatability conditions is not greater than 5mm.

6.2.7 Foam (cream shampoo)

Determine according to the determination for detergent foaming power (Ross- Miles Method) in GB/T 13173.Read the starting foam height.

Mass concentration of test solution. 2%.

6.2.8 Effective matter content (hair shampoo)

6.2.8.2 Inorganic salt (ethanol insoluble matter)

6.2.8.2.1 Instruments

The instruments include.

6.2.8.2.2 Reagents

The reagents include.

6.2.8.2.3 Operating procedures

Use the sample dried in 6.2.8.1.2.Add 100mL of 95% neutral ethanol. Heat in the water bath till slightly boiling. Take it out. Slightly stir to make the sample dissolved as possible.

6.2.8.2.4 Results expression

Calculate the inorganic salt content, X2, according to formula (2), in %.

6.3 Hygienic indicators

Inspect according to the method specified in the Cosmetic Hygienic Specification.

6.4 Net weight

Determine according to the method specified in JJF 1070.

6.5 Packaging appearance

In accordance with QB/T 1685.

8.1 Marks of sale packaging

In accordance with GB 5296.3.

8.2 Packaging

In accordance with QB/T 1685.

8.5 Shelf life

In accordance with the transport and storage conditions of this Standard, if the packaging is in complete and unopened, then the shelf life shall be implemented according to the mark of sales packaging.