TABLE H4. CONTAMINANT LEVELS IN NIH 07 RAT AND MOUSE RATION 



Contaminants 



Mean ± Standard 

 Deviation 



Range 



Number of Samples 



Arsenic (ppm) 

 Cadmium (ppm) (al 

 Lead (ppm) 

 Mercury (ppm) (a) 

 Selenium (ppm) 



Aflatoxins(ppb) (a,b) 



Nitrate nitrogen (ppm) (c) 

 Nitrite nitrogen (ppm)(c) 

 BHA(ppm)(d,e) 

 BHT(ppm)(d) 



Aerobic plate count (CFU/g) 

 Coliform(MPN/g)(f) 

 £. co/i(MPN/g)(f.g) 

 £.co/!(MPN/g){hl 



Total nitrosamines(ppb) li.j) 

 Total nitrosamines(ppb) li.k) 

 N-Nitrosodimethylamine Ippb) (i,l) 

 A/-Nitrosodimethylamine Ippb) (i,m) 

 /V-Nitrosopyrrolidine (ppb) 



Pesticides (ppm) 



a BHC(a,n) 



P BHC(a) 



Y BHC-Lindane(a) 



8BHC(a) 



Heptachlor(a) 



Aldrin(a) 



Heptachlor epoxide (a) 



DDE(o) 



DDD(a) 



DDT (a) 



HCB(a) 



Mirex(a) 



Methoxychlor (p) 



Dieldrin(a) 



Endrin(a) 



Telodrin(a) 



Chlordane(a) 



Toxaphene(a) 



Estimated PCBs (a) 



Ronnel(a) 



Ethion(a) 



Trithion(a) 



Diazinon(o) 



Methyl parathion (a) 



Ethyl parathion (a) 



Malathion(q) 



Endosulfan I (a) 



Endosulfan II (al 



Endosulfan sulfate (a) 



0.44 ± 0.14 



<0.1 

 1.03 ± 0.75 



<0.05 

 0.27 ± 0.05 



<10 



9.35 + 4.35 



1.97 ± 1.28 



5.83 ± 5.12 



3.42 ± 2.57 



105,438 ± 75.797 



1,046 ± 973 



8.0 ± 7.91 



13.92 ± 30.0 



5.13 ± 4.47 



13.11 ± 27.39 



3.82 ± 4.29 



11.71 ± 27.03 



1.21 ± 0.66 



<0.01 

 <0.02 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.01 

 <0.05 

 <0.01 

 <0.01 

 <0.01 

 <0.05 

 <0.1 

 <0.2 

 <0.01 

 <0.02 

 <0.05 

 <0.1 

 <0.02 

 <0.02 

 0.08 ± 0.05 

 <0.01 

 <0.01 

 <0.03 



<0.21-0.93 



0.27-2.93 



0.16-0.40 



<5.0 10.0 



0.6-18.0 



0.4-5.3 



0.4-20.0 



<1.0-13.0 



7,000-300,000 



< 3-2,400 

 <3-23 



<3-150 



< 1.2-18.8 

 <1.2-101.6 



0.6-16.8 



0.6-99 



<0.3-2.4 



0.05(7/14/81) 



0.13 (8/25/81 ); 0.06 (6/29/82) 



<0.05-0.25 



24 

 24 

 24 

 24 

 24 



24 



24 

 24 

 24 

 24 



24 

 24 

 23 

 24 



22 

 24 

 22 

 24 

 24 



24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 

 24 



Nitrofurantoin, NTP TR 341 



214 



