817622-79-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 817622-79-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,7,6,2 and 2 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 817622-79:
(8*8)+(7*1)+(6*7)+(5*6)+(4*2)+(3*2)+(2*7)+(1*9)=180
180 % 10 = 0
So 817622-79-0 is a valid CAS Registry Number.