872782-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872782-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,7,8 and 2 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 872782-55:
(8*8)+(7*7)+(6*2)+(5*7)+(4*8)+(3*2)+(2*5)+(1*5)=213
213 % 10 = 3
So 872782-55-3 is a valid CAS Registry Number.