192816-78-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 192816-78-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,2,8,1 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 192816-78:
(8*1)+(7*9)+(6*2)+(5*8)+(4*1)+(3*6)+(2*7)+(1*8)=167
167 % 10 = 7
So 192816-78-7 is a valid CAS Registry Number.