878722-43-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 878722-43-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,8,7,2 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 878722-43:
(8*8)+(7*7)+(6*8)+(5*7)+(4*2)+(3*2)+(2*4)+(1*3)=221
221 % 10 = 1
So 878722-43-1 is a valid CAS Registry Number.