103167-55-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103167-55-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,6 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103167-55:
(8*1)+(7*0)+(6*3)+(5*1)+(4*6)+(3*7)+(2*5)+(1*5)=91
91 % 10 = 1
So 103167-55-1 is a valid CAS Registry Number.