亚洲性爱天天看片|senanrenzaixian|国产精品无打码在线播放|欧美精品无码系列|91极品美女在线|高清五码中字|国产丝服制袜第一页|亚洲人妻工厂97一區二區|www.tv东京热|亚洲一区二区三区美女诱惑一区

QQ截圖20230522162520.png

Pearlescent pigments have good chemical stability, are non-toxic, odorless, high-temperature resistant, acid resistant, and alkali resistant, and are suitable for water and oil amphoteric systems. In the seed coating industry, direct contact with seeds is possible, with almost no impact on the germination rate of seeds; Strict control of heavy metals and microbial content can be applied to food packaging that comes into direct contact with food.

Copyright(C)2023,Hebei Oxen New Materials Co., Ltd. 冀ICP備05005536號
Address:No. 6, Baihe Road, economic and Technological Development Zone, Langfang, Hebei Powered by kbyun.cn