438457-08-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 438457-08-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,4,5 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 438457-08:
(8*4)+(7*3)+(6*8)+(5*4)+(4*5)+(3*7)+(2*0)+(1*8)=170
170 % 10 = 0
So 438457-08-0 is a valid CAS Registry Number.