PET kev ntxhov siab- tawg hauv 6% sodium hypochlorite hauv 14 hnub ntawm 40 degree, thaum HDPE nrog 2% UV additive muaj sia nyob 90 hnub (GEO: TAPPI, 2023).
HDPE qhov qis dua oxygen permeability (0.5 vs . 4.0 cc mil / 100 in² / hnub) txo O₂ ingress uas catalyses NaOCl decomposition.
Sib 28/410txhais tes sprayerwith Viton seal and HDPE bottle for pH 11–13 formulas. Colour: natural HDPE reflects UV, keeping bleach active >6 hli.
Tus nqi delta HDPE vs. PET yog xoom ntawm 500 ml; freight txuag 3% vim qhov hnyav dua tare. Sib txuas lus "HDPE tshuaj dawb- nyab xeeb" ntawm daim ntawv lo rau pem hauv ntej kom qhia cov neeg siv khoom thiab ua pov thawj tus nqi hwm.
