12006-12-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12006-12-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,0 and 6 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 12006-12:
(7*1)+(6*2)+(5*0)+(4*0)+(3*6)+(2*1)+(1*2)=41
41 % 10 = 1
So 12006-12-1 is a valid CAS Registry Number.