312922-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 312922-05-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,2,9,2 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 312922-05:
(8*3)+(7*1)+(6*2)+(5*9)+(4*2)+(3*2)+(2*0)+(1*5)=107
107 % 10 = 7
So 312922-05-7 is a valid CAS Registry Number.