438218-36-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 438218-36-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,2,1 and 8 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 438218-36:
(8*4)+(7*3)+(6*8)+(5*2)+(4*1)+(3*8)+(2*3)+(1*6)=151
151 % 10 = 1
So 438218-36-1 is a valid CAS Registry Number.