292057-99-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 292057-99-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,2,0,5 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 292057-99:
(8*2)+(7*9)+(6*2)+(5*0)+(4*5)+(3*7)+(2*9)+(1*9)=159
159 % 10 = 9
So 292057-99-9 is a valid CAS Registry Number.