210885-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 210885-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,0,8,8 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 210885-87:
(8*2)+(7*1)+(6*0)+(5*8)+(4*8)+(3*5)+(2*8)+(1*7)=133
133 % 10 = 3
So 210885-87-3 is a valid CAS Registry Number.