... in china; 4,perfect technology; 5,good after sale service. methyl hydrogen silicon oil 1.60%CAS No. : 63148-57-2Size ... :1.cross-linking agent, can be used in making into methyl hydrogen silicone oil withhydrogen content below 1.00%, and other ... instruction is sealing.Carriage as non-dangerous goods 1.60% methyl hydrogen silicone oil