917028-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 917028-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,7,0,2 and 8 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 917028-48:
(8*9)+(7*1)+(6*7)+(5*0)+(4*2)+(3*8)+(2*4)+(1*8)=169
169 % 10 = 9
So 917028-48-9 is a valid CAS Registry Number.