438187-00-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 438187-00-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,1,8 and 7 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 438187-00:
(8*4)+(7*3)+(6*8)+(5*1)+(4*8)+(3*7)+(2*0)+(1*0)=159
159 % 10 = 9
So 438187-00-9 is a valid CAS Registry Number.