97054-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97054-18-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,0,5 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97054-18:
(7*9)+(6*7)+(5*0)+(4*5)+(3*4)+(2*1)+(1*8)=147
147 % 10 = 7
So 97054-18-7 is a valid CAS Registry Number.