EP548R yog polypropylene impact copolymer nrog qhov sib npaug zoo ntawm kev tawv thiab kev cuam tshuam, cov khoom ntws zoo thiab kev cuam tshuam zoo. EP548R ua raws li cov cai hauv qab no rau kev sib cuag zaub mov ncaj qha GB 4806.6-2016, GB9685-2016 FDA 21 CFR177.1520 (a) (3) (i) thiab (c) 3.1a