97555-59-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97555-59-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,5,5 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 97555-59:
(7*9)+(6*7)+(5*5)+(4*5)+(3*5)+(2*5)+(1*9)=184
184 % 10 = 4
So 97555-59-4 is a valid CAS Registry Number.