134037-05-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134037-05-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,0,3 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 134037-05:
(8*1)+(7*3)+(6*4)+(5*0)+(4*3)+(3*7)+(2*0)+(1*5)=91
91 % 10 = 1
So 134037-05-1 is a valid CAS Registry Number.