1016819-82-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016819-82-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,8,1 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1016819-82:
(9*1)+(8*0)+(7*1)+(6*6)+(5*8)+(4*1)+(3*9)+(2*8)+(1*2)=141
141 % 10 = 1
So 1016819-82-1 is a valid CAS Registry Number.