27325-21-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27325-21-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,3,2 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 27325-21:
(7*2)+(6*7)+(5*3)+(4*2)+(3*5)+(2*2)+(1*1)=99
99 % 10 = 9
So 27325-21-9 is a valid CAS Registry Number.