695805-91-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 695805-91-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,5,8,0 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 695805-91:
(8*6)+(7*9)+(6*5)+(5*8)+(4*0)+(3*5)+(2*9)+(1*1)=215
215 % 10 = 5
So 695805-91-5 is a valid CAS Registry Number.