697302-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 697302-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,7,3,0 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 697302-25:
(8*6)+(7*9)+(6*7)+(5*3)+(4*0)+(3*2)+(2*2)+(1*5)=183
183 % 10 = 3
So 697302-25-3 is a valid CAS Registry Number.