130983-93-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130983-93-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,8 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 130983-93:
(8*1)+(7*3)+(6*0)+(5*9)+(4*8)+(3*3)+(2*9)+(1*3)=136
136 % 10 = 6
So 130983-93-6 is a valid CAS Registry Number.