117200-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117200-83-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,2,0 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 117200-83:
(8*1)+(7*1)+(6*7)+(5*2)+(4*0)+(3*0)+(2*8)+(1*3)=86
86 % 10 = 6
So 117200-83-6 is a valid CAS Registry Number.