?????滪??????????????????????
2022??6??23?????????????????????????????????????????????????????????δ????????2022??3??30????????????????й???TDQ??PVI??CBS???????????Certain Rubber Chemicals viz., TDQ, PVI and CBS?????????????????????TDQ??????????????????????????????TDQ???????????????????????????y????????????????????/???????永???????????????
2021??3??31???????????????????????????????NOCIL Limited??????????????????????й???TDQ??PVI??CBS????????????????????????????TDQ??CBS??????????????????????????????TDQ????????????????????顣2022??3??30???????????????????????????????????й???TDQ??PVI??CBS????????????????????????????TDQ??????????????????????????????TDQ?????????????????????????????????????????/???????永??????????5????????????????й?231??1146???/????????416???/??????????219???/???????????CBS????????????????????????????????????ò????????????顣?e??漰?????????3812??38123100???μ?????
?????????????????ó????????????
??????????
??????У???
????https://www.dgtr.gov.in/sites/default/files/OM%20dated%2023June2022.pdf