3918-95-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3918-95-4 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, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 3918-95:
(6*3)+(5*9)+(4*1)+(3*8)+(2*9)+(1*5)=114
114 % 10 = 4
So 3918-95-4 is a valid CAS Registry Number.