TABLE H3. NUTRIENT COMPOSITION OF NIH 07 RAT AND MOUSE RATION (a) 



Mean ± Standard 



Nutrients Deviation Range Number of Samples 



Crude protein (percent by weight) 24.25 11.04 22.6-26.3 24 



Crude fat (percent by weight) 5.10 10.44 4.4-6.0 24 



Crude nber(percent by weight) 3.38 10.38 2.4-4.2 24 



Ash (percent by weight) 6.59 + 0.34 5.97-7.42 24 



Amino Acids (percent of total diet) 



Arginine 1.260 1.21-1.31 2 



Cystine 0.395 0.39-0.40 2 



Glycine 1.175 1.15-1.20 2 



Histidine 0.553 0.530-0.576 2 



Isoleucine 0.908 0.881-0.934 2 



Leucine 1.905 1.85-1.96 2 



Lysine 1.250 1.20-1.30 2 



Methionine 0.310 0.306-0.314 2 



Phenylalanine 0.967 0.960-0.974 2 



Threonine 0.834 0.827-0.840 2 



Tryptophan 0.175 0.171-0.178 2 



Tyrosine 0.587 0.566-0.607 2 



Valine 1.085 1.05-1.12 2 



Essential Fatty Acids (percent of total diet) 



Linoleic 2.37 1 



Linolenic 0.308 I 



Arachidonic 0.008 1 



Vitamins 



VitammA(IU/kg) 11,188 11,239 8,900-14,000 24 



Vitamin DdU/kg) 6,300 1 



Q-TocopheroKppm) 37.6 31.1-44.0 2 



Thiamine (ppm) 19.0 13.02 14.0-26.0 (b)23 



Riboflavin (ppm) 6.9 6.1-7.4 2 



Niacin (ppm) 75 65-85 2 



Pantothenic acid (ppm) 30.2 . 29.8-30.5 2 



Pyridoxine(ppm) 7.2 ' 5.6-8.8 2 



Folic acid (ppm) 2.1 1.8-2.4 2 



Biotin(ppm) 0.24 0.21-0.27 2 



Vitamin Bi2(ppb) 12.8 10.6-15.0 2 



Choline (ppm) 3,315 3,200-3,430 2 



Minerals 



Calcium (percent) 1.23 10.12 1.10 1.53 24 



Phosphorus (percent) 0.97 + 0.06 0.84 1.10 24 



Potassium (percent) 0.809 0.7720.846 2 



Chloride (percent) 0.557 0.479-0.635 2 



Sodium (percent! - 0.304 0.258-0.349 2 



Magnesium (percent) 0.172 0.166-0.177 2 



Sulfur (percent) 0.278 0.270-0.285 2 



Iron (ppm) 418 409-426 2 



Manganese (ppm) 90.8 86.0-95.5 2 



Zinc(ppm) 55.1 54.2-56.0 2 



Copper(ppm) 12.68 9.65-15.70 2 



lodine(ppm) 2.58 1.52-3.64 2 



Chromium (ppm) 1.86 1.79 1.93 2 



Cobalt(ppm) 0.57 0.49-0.65 2 



(a) One or two batches of feed analyzed for nutrients reported in this table were manufactured in January and/or April 1983. 



(b) One batch (7/22/81 ) not analyzed for thiamine 



213 Nitrofurantoin, NTP TR 341 



