82756-84-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82756-84-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,7,5 and 6 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 82756-84:
(7*8)+(6*2)+(5*7)+(4*5)+(3*6)+(2*8)+(1*4)=161
161 % 10 = 1
So 82756-84-1 is a valid CAS Registry Number.