198057-82-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 198057-82-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,0,5 and 7 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 198057-82:
(8*1)+(7*9)+(6*8)+(5*0)+(4*5)+(3*7)+(2*8)+(1*2)=178
178 % 10 = 8
So 198057-82-8 is a valid CAS Registry Number.