619261-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 619261-19-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,9,2,6 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 619261-19:
(8*6)+(7*1)+(6*9)+(5*2)+(4*6)+(3*1)+(2*1)+(1*9)=157
157 % 10 = 7
So 619261-19-7 is a valid CAS Registry Number.