2,4,6,8,10,12-hexaethyl-2,4,6,8,10,12-hexamethyl-cyclohexasiloxane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 18550-04-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,5,5 and 0 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 18550-04: (7*1)+(6*8)+(5*5)+(4*5)+(3*0)+(2*0)+(1*4)=104 104 % 10 = 4 So 18550-04-4 is a valid CAS Registry Number.