Naphtha	E	P	P	G	P
Naphthalene	na	P	P	G	P
Naphthalenic Acid	na	P	P	na	P
Natural Gas	E	E	G	G	G
Neats Foot Oil	na	P	P	E	P
Neville Acid	na	P	P	na	P
N-Hexaldehyde	na	F	P	G	P
N-Hexene-1	na	G	P	G	P
Nickel Acetate (aq)	na	P	P	P	E
Nickel Chloride (aq)	na	E	E	F	E
Nickel Sulfate (aq)	na	E	G	F	G
Niter Cake	na	E	E	E	E
Nitric Acid (Conc.)	P	G	P	P	P
Nitric Acid (Dilute)	P	E	P	F	P
Nitric Acid-Red Fuming	P	P	P	P	P
Nitrobenzene	P	P	P	P	P
Nitrobenzene (Petroleum Ether)	na	F	P	G	P
Nitroethane	na	G	G	P	G
Nitrogen	E	E	E	E	E
Nitrogen Tetroxide	na	P	P	P	P
Nitromethane	na	F	G	P	G
N-Octane	na	G	P	P	P
n-Propyl Acetate	P	P	P	P	P
O-A-548 b	G	G	E	F	G
O-Chloronapthalene	na	P	P	P	P
Octachlorotoluene	na	P	P	P	P
Octadecane	na	G	P	E	P
Octyl Alcohol	na	G	G	P	G
O-Dichlorobenzene	na	P	P	P	P
O-Dichlorobenzene	na	P	P	P	P
Oleic Acid	E	F	P	G	P
Oleum Spirits	na	G	P	F	P
Olive Oil	E	G	P	E	P
O-T-634 b	F	P	P	P	P
Oxalic Acid	F	G	G	na	G
Oxygen-(200-400°F)	P	P	P	P	P
Oxygen-Cold	G	E	G	E	G
Ozone	E	E	P	E	P
Paint Thinner, Duco	na	P	P	P	P
Palmitic Acid	G	F	G	E	G
P-Cymene	na	P	P	P	P
P-D-680	E	F	P	F	P
Peanut Oil	E	G	P	G	P
Perchloric Acid	F	G	P	P	P
Perchloroethylene	G	P	P	P	P
Petroleum-Above 250°F	G	P	P	P	P
Petroleum-Below 250°F	E	G	P	G	P
Phenol (Carbolic Acid)	na	P	na	F	P
Phenyl Ethyl Ether	na	P	P	P	P
Phenyl Hydrazine	na	P	G	na	E
Phenylbenzene (Biphenyl) (Diphenyl)	na	P	P	P	P
Phorone (Diisopropylidene Acetone)	na	P	P	P	P
Phosphoric Acid-20%	na	E	G	E	G
Phosphoric Acid-45%	na	G	F	E	F
Phosphorus Trichloride	na	P	P	na	P
Pickling Solution	P	G	P	P	P
Picric Acid	na	G	G	G	G
Pine Oil	G	P	P	na	P
Pinene	na	F	P	G	P
Piperidine	na	P	P	P	P
Plating Solution-Chrome	na	P	P	na	P
Plating Solution-Others	na	E	P	na	P
Polyvinyl Acetate Emulsion	na	G	P	na	G
Potassium Acetate (aq)	na	E	P	P	E
Potassium Chloride (aq)	E	E	E	E	E
Potassium Cupro Cyanide (aq)	na	E	E	E	E
Potassium Cyanide (aq)	E	E	E	E	E
Potassium Hydroxide (aq)	E	E	G	P	G
Potassium Nitrate (aq)	E	E	E	E	E
Potassium Sulfate (aq)	E	G	E	E	G
Potassiun Dichromate (aq)	na	E	G	G	G
Producer Gas	na	G	P	E	P
Propane	E	G	P	F	P
Propyl Acetone (Methyl Butyl Ketone)	na	P	P	P	P
Propyl Alcohol	E	E	E	P	E
Propyl Nitrate	na	P	P	na	P
Propylene	na	P	P	P	P
Propylene Oxide	na	P	P	P	P
P-S-661 b	E	F	P	F	P
Pydraul, 10E, 29 ELT	P	P	P	P	P
Pydraul, 115E	P	P	P	P	P
Pydraul, 230E, 312C, 540C	P	P	P	P	P
Pydraul, 30E, 50E, 65E, 90E	P	P	P	P	P
Pyranol, Transformer Oil	P	F	P	G	P
Pyridine	P	P	P	na	P
Pyroligneous Acid	na	G	P	P	P
Pyrrole	na	P	F	na	F
Radiation	na	F	F	F	F
Rapeseed Oil	E	G	P	G	P
Red Oil (MIL-H-5606)	na	G	P	E	P
RJ-1 (MIL-F-25558 B)	na	G	P	E	P
RP-1 (MIL-F-25576 C)	na	G	P	E	P