1000339-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1000339-18-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,0,3,3 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1000339-18:
(9*1)+(8*0)+(7*0)+(6*0)+(5*3)+(4*3)+(3*9)+(2*1)+(1*8)=73
73 % 10 = 3
So 1000339-18-3 is a valid CAS Registry Number.