285138-32-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 285138-32-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,5,1,3 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 285138-32:
(8*2)+(7*8)+(6*5)+(5*1)+(4*3)+(3*8)+(2*3)+(1*2)=151
151 % 10 = 1
So 285138-32-1 is a valid CAS Registry Number.