1028869-67-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1028869-67-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,8,8,6 and 9 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1028869-67:
(9*1)+(8*0)+(7*2)+(6*8)+(5*8)+(4*6)+(3*9)+(2*6)+(1*7)=181
181 % 10 = 1
So 1028869-67-1 is a valid CAS Registry Number.