| SUBSTANCE |
|
|
| Pa | protactinium | |
| PAABA | 4-acetamidobenzoic acid | |
| PABA | p-aminobenzoic acid; 4-aminobenzoic acid | |
| 2-PAM | pyridine-2-aldoxime methiodide; 2-pyridinealdoxime methiodide | |
| 2-PAM chloride | 2-pyridinealdoxime methochloride | |
| PAN | 1-(2-pyridylazo)-2-naphthol | |
| PAPS | adenosine 3'-phosphate 5'-phosphosulfate | |
| PAR | 4(2-pyridylazo)resorcinol | |
| PAS | p-aminosalicylic acid; 4-aminosalicylic acid | |
| Pb | lead | |
| PBBO | 2-(4-biphenyl)-6-phenylbenzoxazole | |
| PBD | 2-phenyl)-5-(4-biphenylyl)-1,3,4-oxadiazole;
2-(4-biphenyl)-5-phenyl-1,3,4-oxadiazole |
|
| PBFI (pfs) | free acid approx. 80% (HPLC) | |
| PBFI-AM (pfs) | minimum 90% (HPLC) | |
| PBN | N-tert-butyl-a-phenylnitrone | |
| PBS | phosphate buffered saline (PBS) solutions | water, sodium chloride, sodium phosphate, potassium chloride, potassium phosphate |
| PBST | phosphate buffered saline with Tween | |
| PCB | polychlorinated biphenyls | |
| PCBA | 4-chlorobenzoic acid | |
| PCBC | 4-chlorobenzyl chloride | |
| PCBN | 4-chlorobenzonitrile | |
| PCBTF | 4-chlorobenzotrifluoride | |
| PCC | pyridinium chlorochromate | |
| PCMB | 4-chloromercuribenzoic acid | |
| PCMX | 4-chloro-3,5-dimethylphenol | |
| PCNB | pentachloronitrobenzene | |
| PCONA | 4-chloro-2-nitroaniline | |
| PCP | pentachlorophenol | |
| PCPA | 4-chlorophenylacetic acid | |
| PCT | 4-chlorotoluene | |
| PCTC | 4-chlorobenzotrichloride | |
| Pd | palladium | |
| Pd(DIPHOS)2 | bis[1,2-bis(diphenylphosphino)ethane]palladium(0) | |
| PDC | pyridinium dichromate | |
| PDEA | N-phenyldiethanolamine | |
| Pd-PEI | palladium-poly(ethylenimine) | |
| PDT | 3-(2-pyridyl)-5,6-diphenyl-1,2,4-triazine | |
| PDT disulfonate | 3-(2-pyridyl)-5,6-bis(4-phenylsulfonic acid)-1,2,4-triazine | |
| PEA | 3-(2-pyridyl)-5,6-diphenyl-1,2,4-triazine-p,p'-disulfonic acid, disodium salt trihydrate | |
| Pearlman's catalyst | palladium hydroxide on carbon | |
| PEEK monafilament | poly(oxy-1,4-phenyleneoxy-1,4-phenylenecarbonyl-1,4-phenylene) | |
| PEG | polyethylene glycol; poly(ethylene glycol) | |
| PEMA | 2-ethyl-2-phenylmalonamide | |
| PEP | phosphoenolpyruvic acid | |
| PF | paraformaldehyde | |
| PIPES buffer | piperazine-N-N'-bis[2-ethanesulfonic acid];1,4-piperazinediethanesulfonic acid; [1,4-piperazinebis(ethanesulfonic acid) | |
| PIPES, disodium salt monohydrate | [1,4piperazinebis(ethanesulfonic acid, sodium salt) | |
| PK 11195 | 1-(2-chlorophenyl)-N-methyl-N-(1-methylpropyl)
-3-isoquinolinecarboxamide |
|
| PK/LDH enzymes (from rabbit muscle) | Crystalline suspension in ammonium sulfate containing 700 units per ml of pyruvate kinase, and 1000 units per ml of lactic dehydrogenase. | |
| PLH | luteinizing hormone | |
| Pm | promethium | |
| PMA | phenylmercuric acetate | |
| PMDA | 1,2,4,5-benzenetetracarboxylic anhydride | |
| PMH | phenylmercuric hydroxide | |
| PMHS | polymethylhydrosioxlane | |
| PMS | phenazine methosulfate | |
| PMSF | phenylmethylsulfonyl fluoride; a-toluenesulfonyl fluoride | |
| PNGase F | glycopeptidase F | |
| PNMT | phenylethanolamine-N-methyltransferase | |
| PNPG | a-p-nitrophenylglycerin | |
| pNPP | paranitrophenyl phosphate; p-nitrophenyl
phosphate;
4-nitrophenyl phosphate |
|
| PNPP | paranitrophenyl phosphate or p-nitrophenyl phosphate | |
| Po | polonium | |
| 4-POBN | a-(4-pyridyl 1-oxide)-N-tert-butylnitrone | |
| POM | chloromethyl pivalate | |
| POPOP | 1,4-bis(5-phenyloxazol-2-yl)benzene | |
| POPOP, PPO cocktail | 1L contains 1.25g POPOP and 100g PPO in toluene | |
| POPSO | [b,b'-dihydroxy-1,4-piperazinebis(propanesulfonic acid) | |
| POPSO buffer | (piperazine-N,N'-bis[2-hydroxypropanesulfonic acid) | |
| PPA | polyphosphoric acid | |
| PPD | 2,5-diphenyl-1,3,4-oxadiazole | |
| PPDTS | 2-(5,6-bis[4-sulfophenyl]-1,2,4-triazin-3-yl)-4-(4-sulfophenyl)pyridine | |
| PPNCI | bis(triphenylphosphoranylidene)ammonium chloride | |
| PPO | 2,5-diphenyloxazole | |
| PPO, POPOP cocktail | 1L contains 1.25g POPOP and 100g PPO in toluene | |
| PPTS | pyridinium p-toluenesulfonate | |
| PPTS | 3-[5-(sulfophenyl)-2-pyridyl]-1,2,4-triazin-5-yl-benzenesulfonic
acid disodium salt |
|
| Pr | praseodymium | |
| PR | phenol red | |
| (R)-PROPHOS | (R)-(+)-1,2-bis(diphenylphosphino)propane | |
| PS | pencillin, strepeomycin | |
| PSM | sucrose, (sodium dodecyl sulfate; sodium lauryl sulfate), tris[hydroxymethyl]-aminomethane, ethylenediaminetetraacetic acid, pyronin, Y/2-ME | |
| Pt | platinum | |
| PT | p-terphenyl | |
| PTAP | phenyltrimethylammonium tribromide | |
| PTBBA | 4-tert-butylbenzoic acid | |
| Pt(COD)Cl2 | dichloro(1,5-cyclooctadiene)platinum(II) | |
| Pt(COD)I2 | (1,5-cyclooctadiene)diiodoplatinum(II) | |
| PTFE | polytetrafluoroethylene | |
| PTSA | p-toluenesulfonic acid | |
| PTSI | p-toluenesulfonyl isocyanate | |
| Pu | plutonium | |
| PVA | poly(vinyl alcohol) | |
| PVC | poly(vinyl chloride) | |
| PVDF | poly(vinylidene fluoride) | |
| PVP | polyvinylpyrrolidone | |
| PVPDC | poly(4-vinylpyridinium dichromate) cross- linked | |
| PVPHF | poly[4-vinylpyridinium poly(hydrogen fluoride) | |
| PVP-I | polyvinylpyrrolidone-iodine complex | |
| PVSK | poly(vinyl sulfate, potassium salt) | |
| QFITC | (XRITC; a quinolizino-substituted fluorescein isothiocyanate) Mixed isomers Labeling efficiency with bovine albumin: approx. 90% | |
| Ra | radium | |
| RAMP | (R)-(+)-1-amino-2-(methoxymethyl)pyrrolidine | |
| Rb | rubidium | |
| Re | rhenium | |
| REACTA-SIL™ | mixture of chlorotrimethylsilane, 1,1,13,3,3-hexamethyldisilazane, and pyridine (1:2:10) | |
| REACTA-SIL™ BTT | mixture of N,O-bis(trimethylsilyl)acetamide, 1-(trimethylsilyl)imidazole and chlorotrimethylsilane (3:3:2) | |
| REACTA-SIL™ concetrate | mixture of chlorotrimethylsilane and 1,1,1,3,3,3-hexamethyldisilazane (2:1) | |
| REACTA-SIL™ T/P | mixture of 1-(trimethylsilyl)imidazole and pyridine (1:4) | |
| Resolv-Al™ | europium tris(2,2,6,6-tetramethyl-3,5-heptanedionate) | |
| Rh | rhodium | |
| RIPA | sodium chloride, NP-40, deokycholate, sodium dodecyl sulfate (a.k.a. sodium lauryl sulfate), (tris[hydroxymethyl]-aminomethane) or sodium chloride, NP-40, sodium deoxycholate, sodium dodecyl sulfate (a.k.a. sodium lauryl sulfate), (tris[hydroxymethyl]-ami | |
| Rn | radon | |
| RNA buffer | tris[hydroxymethyl]-aminomethane, sodium chloride, (ethylenedinitrilo)-tetraacetic acid sodium salt | |
| Ru | ruthenium | |
| 20xSSPE | sodium chloride, sodium dihydrophosphate, ethylenediaminetetraacetic acid, sodium hydroxide | |
| S | sulfur | |
| SAA | succinic anhydride | |
| Salol | phenyl salicylate | |
| SALPS | 2-(salicylideneamino)phenyl disulfide | |
| SAM | S-adenosyl-L-methionine | |
| SAMP | (S)-(-)-1-amino-2-(methoxymethyl)pyrrolidine | |
| Sb | antimony | |
| SBH | sodium borohydride | |
| Sc | scandium | |
| SCE | sorbitol, sodium citrate, ethylenediaminetetraacetic acid | |
| SDH | sorbitol dehydrogenase | |
| SDH Control | freeze dried control containing sorbitol dehydrodenase in a stabilized bovine albumin base. | |
| SDP | 4,4'-sulfonyldiphenol | |
| SDS | sodium dodecyl sulfate (a.k.a. sodium lauryl sulfate) | |
| Se | selenium | |
| SEM-Cl | 2-(trimethylsilyl)ethoxymethyl chloride | |
| Sevac | chloroform, isoamyl alcohol | |
| Sevag | chloroform, isoamyl alcohol | |
| Si | silicon | |
| Silver ICP/DCP standard solution | Contains 10000 mg/mL of silver in 1-2 wt.% nitric acid. Exact silver concentration on label. | |
| Silver FOD | [AgFOD, 6,6,7,7,8,8-heptafluoro-2,2-dimethyl-3,5-octanedionato silver derivative] | |
| SITS | 4-acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid | |
| SKATOLE | 3-methylindole | |
| SLB | sodium deoxycholate, tris[hydroxymethyl]-aminomethane, Nonidet P-40, sodium chloride, ethylenediaminetetraacetic acid, ethylene glycol-bis-aminoethyl ether N,N,N',N',-tetraacetic acid | |
| SLS | dodecyl sulfate, sodium salt | |
| Sm | samarium | |
| SM | suspension medium | sodium chloride, magnesium sulfate, tris[hydroxymethyl]-aminomethane, gelatin |
| Sn | tin | |
| SNAZOXS | 8-hydroxy-7-(4-sulfo-1-napthylazo)-5-quinolinesulfonic acid | |
| SOB | tryptone, yeast extract, sodium chloride, potassium chloride, magnesium sulfate | |
| Sodium AA/ICP calibration/check standard for environmental analysis | Contains 1000 mg/mL of sodium in 1-2 wt.% nitric acid. Exact sodium concentration on label. | |
| Sodium ICP/DCP standard solution | Contains 10000 mg/mL of sodium in 1-2 wt.% nitric acid. Exact sodium concentration on label. | |
| SOE | sorbital, ethylenediaminetetraacetic acid, (tris[hydroxymethyl]-aminomethane) | |
| SP-12 | 6,8-dibromo-1',3'-dihydro-1',3',3'-trimethylspirol
(2H-1-benzopyran-2,2'-(2H)-indole |
|
| SP-49 | 6-bromo-1',3'-dihydro-1',3',3'-trimethyl-8-nitrospirol
(2H-1-benzopyran-2,2'-(2H)-indole |
|
| SPADNS | 2-(p-sulfophenylazo)-1,8-dihydroxy-3,6-napthalenedisulfonic
acid,
trisodium salt; 2-(4-sulfophenylazo)-1,8-dihydroxy-3, 6-napthalenedisulfonic acid, trisodium salt |
|
| Span® 20 | sorbitan monolaurate | |
| Span® 40 | sorbitan monopalmitate | |
| Span® 60 | sorbitan monostearate | |
| Span® 65 | sorbitan tristearate | |
| Span® 80 | sorbitan monooleate | |
| Span® 83 | sorbitan sesquioleate | |
| Span® 85 | sorbitan trioleate | |
| 2-SPBN, sodium salt | N-tert-butyl-a-(2-sulfophenyl)nitrone, sodium salt | |
| Sr | strontium | |
| SRIF | somatostatin | |
| SRM | standard reference material (refer to MSDS) | |
| SS DNA | salmon sperm deoxyribonucleic acid | |
| SSC | sodium chloride, sodium citrate | |
| SSPE buffer | sodium chloride, sodium phosphate (monobasic), ethylenediaminetetraacetic acid | |
| STE | sodium dodecyl sulfate (a.k.a. sodium lauryl sulfate), tris[hydroxymethyl]-aminomethane, ethylenediaminetetraacetic acid | |
| STET | sucrose, ethylenediaminetetraacetic acid, detergent, tris[hydroxymethyl]-aminomethane | |
| STH | somatotropin | |
