211310-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 211310-11-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,1,3,1 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 211310-11:
(8*2)+(7*1)+(6*1)+(5*3)+(4*1)+(3*0)+(2*1)+(1*1)=51
51 % 10 = 1
So 211310-11-1 is a valid CAS Registry Number.