502162-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 502162-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,2,1,6 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 502162-52:
(8*5)+(7*0)+(6*2)+(5*1)+(4*6)+(3*2)+(2*5)+(1*2)=99
99 % 10 = 9
So 502162-52-9 is a valid CAS Registry Number.