76828-82-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76828-82-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,8,2 and 8 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 76828-82:
(7*7)+(6*6)+(5*8)+(4*2)+(3*8)+(2*8)+(1*2)=175
175 % 10 = 5
So 76828-82-5 is a valid CAS Registry Number.