6552-82-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6552-82-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,5 and 2 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 6552-82:
(6*6)+(5*5)+(4*5)+(3*2)+(2*8)+(1*2)=105
105 % 10 = 5
So 6552-82-5 is a valid CAS Registry Number.