861013-90-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861013-90-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,0,1 and 3 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 861013-90:
(8*8)+(7*6)+(6*1)+(5*0)+(4*1)+(3*3)+(2*9)+(1*0)=143
143 % 10 = 3
So 861013-90-3 is a valid CAS Registry Number.