100312-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100312-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,3,1 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 100312-92:
(8*1)+(7*0)+(6*0)+(5*3)+(4*1)+(3*2)+(2*9)+(1*2)=53
53 % 10 = 3
So 100312-92-3 is a valid CAS Registry Number.