3918-10-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3918-10-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,1 and 8 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 3918-10:
(6*3)+(5*9)+(4*1)+(3*8)+(2*1)+(1*0)=93
93 % 10 = 3
So 3918-10-3 is a valid CAS Registry Number.