552865-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 552865-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,2,8,6 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 552865-65:
(8*5)+(7*5)+(6*2)+(5*8)+(4*6)+(3*5)+(2*6)+(1*5)=183
183 % 10 = 3
So 552865-65-3 is a valid CAS Registry Number.