补充描述:
2-Heptyl-3,4-bis(9-isocyanatononyl)-1-pentylcyclohexane (CAS 68239-06-5) is offered at pharmaceutical grade by China Isotope Development Co., Ltd, referencing Chinese Pharmacopoeia, USP, and EP standards. The supplier does not manufacture it directly, provides samples, and sells primarily into the Asian market.
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