57625-91-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57625-91-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,6,2 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 57625-91:
(7*5)+(6*7)+(5*6)+(4*2)+(3*5)+(2*9)+(1*1)=149
149 % 10 = 9
So 57625-91-9 is a valid CAS Registry Number.