938257-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 938257-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,8,2,5 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 938257-63:
(8*9)+(7*3)+(6*8)+(5*2)+(4*5)+(3*7)+(2*6)+(1*3)=207
207 % 10 = 7
So 938257-63-7 is a valid CAS Registry Number.