آزمالوژی
company : Sigmaaldrich
cat number : 256439
unit size : 100 ml
Synonym: 4,4′-MDI, Bis(4-isocyanatophenyl)methane. Linear Formula: CH2(C6H4NCO)2. Molecular Weight: 250.25. CAS Number: 101-68-8 · 256439 · 98% …
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