909391-35-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909391-35-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,3,9 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 909391-35:
(8*9)+(7*0)+(6*9)+(5*3)+(4*9)+(3*1)+(2*3)+(1*5)=191
191 % 10 = 1
So 909391-35-1 is a valid CAS Registry Number.