130012-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130012-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,0,1 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 130012-18:
(8*1)+(7*3)+(6*0)+(5*0)+(4*1)+(3*2)+(2*1)+(1*8)=49
49 % 10 = 9
So 130012-18-9 is a valid CAS Registry Number.