Material free Phthalate,BPA,Latex,PVC,Nitrosamine 什么意?思/

Material free Phthalate,BPA,Latex,PVC,Nitrosamine 什么意?思/ DEHP / BPA AND LATEX FREE BPA Free指什么? BPA free LATEX FREE Neoprene material or PVC free material 是什么材料?中文意思是什么, 什么牌子的水杯不含双酚A(BPA free) latex free中文是什么意思 PVC rotocasting material phthalate 1000 ppm at homogeneous material level for each phthalate azo free cost $80per color per material什么意思