884656-75-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 884656-75-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,4,6,5 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 884656-75:
(8*8)+(7*8)+(6*4)+(5*6)+(4*5)+(3*6)+(2*7)+(1*5)=231
231 % 10 = 1
So 884656-75-1 is a valid CAS Registry Number.