82204-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82204-15-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,2,0 and 4 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 82204-15:
(7*8)+(6*2)+(5*2)+(4*0)+(3*4)+(2*1)+(1*5)=97
97 % 10 = 7
So 82204-15-7 is a valid CAS Registry Number.