35840-69-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35840-69-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,8,4 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 35840-69:
(7*3)+(6*5)+(5*8)+(4*4)+(3*0)+(2*6)+(1*9)=128
128 % 10 = 8
So 35840-69-8 is a valid CAS Registry Number.