213325-16-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 213325-16-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,3,2 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 213325-16:
(8*2)+(7*1)+(6*3)+(5*3)+(4*2)+(3*5)+(2*1)+(1*6)=87
87 % 10 = 7
So 213325-16-7 is a valid CAS Registry Number.