1016837-21-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016837-21-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,8,3 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1016837-21:
(9*1)+(8*0)+(7*1)+(6*6)+(5*8)+(4*3)+(3*7)+(2*2)+(1*1)=130
130 % 10 = 0
So 1016837-21-0 is a valid CAS Registry Number.