88907-89-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88907-89-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,9,0 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 88907-89:
(7*8)+(6*8)+(5*9)+(4*0)+(3*7)+(2*8)+(1*9)=195
195 % 10 = 5
So 88907-89-5 is a valid CAS Registry Number.