oekotex100证书,oeko证书是什么

oeko-tex step
oekotex证书测试费用多少?怎么选择认证机构?
sanxi sponge passed the test of oeko-tex 100 appendix 6 for baby
oeko-tex standard 100 testex ag swiss textile testing institute
本产品通过瑞士oeko-tex100认证,工厂拿到oeko-tex100证书.