906715-99-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 906715-99-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,6,7,1 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 906715-99:
(8*9)+(7*0)+(6*6)+(5*7)+(4*1)+(3*5)+(2*9)+(1*9)=189
189 % 10 = 9
So 906715-99-9 is a valid CAS Registry Number.