438208-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 438208-71-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,2,0 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 438208-71:
(8*4)+(7*3)+(6*8)+(5*2)+(4*0)+(3*8)+(2*7)+(1*1)=150
150 % 10 = 0
So 438208-71-0 is a valid CAS Registry Number.