Group Standards of the People's Republic of China CN / TUANTI
Latest
T/GDCA 037-2024
Scope
Preface Scope Normative cited documents Terms and definitions Basic principles Principles Instruments, reagents and materials Test environment and conditions Test methods Data analysis and judgment standards Test reports Appendix A (informative) Damaged hair preparation method Appendix B (informative) Product sample size and usage methods
T/GDCA 037-2024 history
2024T/GDCA 037-2024 Method for evaluating the repair efficacy of hair products(in vitro method)