215868-95-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 215868-95-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,8,6 and 8 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 215868-95:
(8*2)+(7*1)+(6*5)+(5*8)+(4*6)+(3*8)+(2*9)+(1*5)=164
164 % 10 = 4
So 215868-95-4 is a valid CAS Registry Number.