Your producer and distributor of reference materials

(3α,5aβ,6α,9α,9aβ)-6,7,8,9,10,10-Hexachloro-1,5,5a,6,9,9a-hexahydro-6,9-methano-2,4,3-benzodioxathiepin-1,1,5,5-D4-3-oxide, (mixture of diastereomers)