34038-12-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34038-12-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,0,3 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 34038-12:
(7*3)+(6*4)+(5*0)+(4*3)+(3*8)+(2*1)+(1*2)=85
85 % 10 = 5
So 34038-12-5 is a valid CAS Registry Number.