215440-62-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 215440-62-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,4,4 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 215440-62:
(8*2)+(7*1)+(6*5)+(5*4)+(4*4)+(3*0)+(2*6)+(1*2)=103
103 % 10 = 3
So 215440-62-3 is a valid CAS Registry Number.