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