152-34-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152-34-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,5 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 152-34:
(5*1)+(4*5)+(3*2)+(2*3)+(1*4)=41
41 % 10 = 1
So 152-34-1 is a valid CAS Registry Number.