83180-34-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83180-34-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,1,8 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 83180-34:
(7*8)+(6*3)+(5*1)+(4*8)+(3*0)+(2*3)+(1*4)=121
121 % 10 = 1
So 83180-34-1 is a valid CAS Registry Number.