134918-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134918-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,9,1 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 134918-65:
(8*1)+(7*3)+(6*4)+(5*9)+(4*1)+(3*8)+(2*6)+(1*5)=143
143 % 10 = 3
So 134918-65-3 is a valid CAS Registry Number.