59919-30-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59919-30-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,9,1 and 9 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 59919-30:
(7*5)+(6*9)+(5*9)+(4*1)+(3*9)+(2*3)+(1*0)=171
171 % 10 = 1
So 59919-30-1 is a valid CAS Registry Number.