1000334-83-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1000334-83-7 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 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1000334-83:
(9*1)+(8*0)+(7*0)+(6*0)+(5*3)+(4*3)+(3*4)+(2*8)+(1*3)=67
67 % 10 = 7
So 1000334-83-7 is a valid CAS Registry Number.