98891-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98891-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,8,9 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 98891-33:
(7*9)+(6*8)+(5*8)+(4*9)+(3*1)+(2*3)+(1*3)=199
199 % 10 = 9
So 98891-33-9 is a valid CAS Registry Number.