Anthracene, 1,4,9,9,10,10-hexachloro-9,10-dihydro-2,3,6,7-tetramethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 128478-43-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,4,7 and 8 respectively; the second part has 2 digits, 4 and 3 respectively. Calculate Digit Verification of CAS Registry Number 128478-43: (8*1)+(7*2)+(6*8)+(5*4)+(4*7)+(3*8)+(2*4)+(1*3)=153 153 % 10 = 3 So 128478-43-3 is a valid CAS Registry Number.