99993-37-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99993-37-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,9 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 99993-37:
(7*9)+(6*9)+(5*9)+(4*9)+(3*3)+(2*3)+(1*7)=220
220 % 10 = 0
So 99993-37-0 is a valid CAS Registry Number.