834869-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 834869-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,4,8,6 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 834869-05:
(8*8)+(7*3)+(6*4)+(5*8)+(4*6)+(3*9)+(2*0)+(1*5)=205
205 % 10 = 5
So 834869-05-5 is a valid CAS Registry Number.