121238-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121238-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,3 and 8 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 121238-82:
(8*1)+(7*2)+(6*1)+(5*2)+(4*3)+(3*8)+(2*8)+(1*2)=92
92 % 10 = 2
So 121238-82-2 is a valid CAS Registry Number.