1016685-43-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016685-43-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,6,8 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1016685-43:
(9*1)+(8*0)+(7*1)+(6*6)+(5*6)+(4*8)+(3*5)+(2*4)+(1*3)=140
140 % 10 = 0
So 1016685-43-0 is a valid CAS Registry Number.