Research Equipment Reference

Tools for the Work We Do Not Stock

The surrounding bench, mapped honestly.

US Precision Peptides supplies research compounds. We do not supply the instruments, consumables, and handling equipment that surround them at the bench. That is a deliberate line. Our focus is the compound and its documentation, held to a single standard: every lot independently tested, every COA publicly accessible, every order traceable to verified sources.

Researchers working with these materials still need the rest of the bench. Reconstitution supplies, storage, measurement, analysis, and containment all sit outside what we carry but inside the reality of the work. This page closes that gap: a reference to the categories of equipment commonly used alongside research-use peptides, organized so a researcher can find what a given stage of the work requires.

We are not the seller of any item listed here. The links point to independent third-party retailers, and inclusion is a starting point for a researcher's own evaluation rather than an endorsement of a specific product, brand, or supplier.

How This Reference Is Organized

The list is grouped by function rather than by product type, following the sequence of the work itself: preparing a solution, filtering it, measuring it, storing it, analyzing it, and handling it safely. Each entry carries a short note on what the item does and why it appears at that stage.

A note on transfer tools. A researcher moving solution between vials has more than one way to do it. This reference lists blunt fill needles, blunt dispensing cannulas, filter needles, luer-lock syringes for drawing through a filter, graduated transfer pipettes, and serological pipettes with a controller. Each has a clear bench-transfer function. We do not list hypodermic injection needles. Nothing on this page is oriented toward administration to a human or animal subject, consistent with the research-use-only posture that governs everything we carry and everything we reference.

Reconstitution & Solution Prep

Diluents, transfer tools, vials and closures, pH verification, and mixing and glassware for preparing working solutions from lyophilized material.

Bacteriostatic WaterSterile water with 0.9% benzyl alcohol; standard diluent for lyophilized peptide reconstitution
Sterile Water for Injection (SWFI)Preservative-free sterile water for assays incompatible with benzyl alcohol
Acetic Acid Solution 0.1%Mildly acidic diluent for poorly water-soluble peptides
Phosphate-Buffered Saline (PBS)Isotonic buffer for dilution and in vitro cell-based assays
DMSO (Dimethyl Sulfoxide)Polar aprotic solvent for highly hydrophobic peptides
Molecular Sieve Beads 3ANewKeeps DMSO and organic solvents anhydrous; water uptake degrades stored solutions
Luer-Lock Syringes 1mLDraws solution through a syringe filter and performs volumetric bench transfer
Luer-Lock Syringes 3mLDraws solution through a syringe filter and performs volumetric bench transfer
Blunt Fill Needles 18GNewBlunt-tip needles for drawing and dispensing between vials; no injection use
Blunt Dispensing CannulasNewBlunt cannulas for solution transfer and vial reconstitution; no injection use
Filter NeedlesNewBlunt filter needles that remove particulate while drawing from a vial
Sterile Empty Vials 2mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 2mL fill
Sterile Empty Vials 3mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 3mL fill
Sterile Empty Vials 5mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 5mL fill
Sterile Empty Vials 10mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 10mL fill
Sterile Empty Vials 15mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 15mL fill
Sterile Empty Vials 20mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 20mL fill
Sterile Empty Vials 30mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 30mL fill
Sterile Empty Vials 50mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 50mL fill
Sterile Empty Vials 100mLNewEmpty clear sterile vials for aliquoting and storing reconstituted working stock; 100mL fill
Amber Sterile Vials 2mLNewLight-blocking sterile vials for photosensitive compounds; 2mL fill
Amber Sterile Vials 3mLNewLight-blocking sterile vials for photosensitive compounds; 3mL fill
Amber Sterile Vials 5mLNewLight-blocking sterile vials for photosensitive compounds; 5mL fill
Amber Sterile Vials 10mLNewLight-blocking sterile vials for photosensitive compounds; 10mL fill
Amber Sterile Vials 15mLNewLight-blocking sterile vials for photosensitive compounds; 15mL fill
Amber Sterile Vials 20mLNewLight-blocking sterile vials for photosensitive compounds; 20mL fill
Amber Sterile Vials 30mLNewLight-blocking sterile vials for photosensitive compounds; 30mL fill
Amber Sterile Vials 50mLNewLight-blocking sterile vials for photosensitive compounds; 50mL fill
Amber Sterile Vials 100mLNewLight-blocking sterile vials for photosensitive compounds; 100mL fill
Butyl Rubber Vial StoppersNewSealing stoppers for empty vials; butyl offers low gas permeability and chemical resistance
Aluminum Crimp SealsNewTamper-evident seals crimped over stoppers to secure vial contents
Hand Crimper Tool 20mmNewApplies aluminum crimp seals to stoppered vials
Vial Decapper ToolNewRemoves crimped seals cleanly for resampling or disposal
Disposable Graduated Transfer PipettesNewSingle-use graduated pipettes for quick low-precision liquid transfer
Glass Pasteur PipettesNewSolvent-resistant transfer pipettes for use with DMSO and organic solvents
Serological Pipettes 5/10/25mLNewAccurate larger-volume transfer for buffer and media preparation
Serological Pipette ControllerNewMotorized or bulb controller for serological pipette operation
pH Meter BenchtopNewVerifies solution pH after reconstitution; critical for acetic-acid and buffer preparations
pH Test StripsNewQuick pH verification without instrument calibration
Isopropyl Alcohol 70%NewSurface disinfection and swabbing vial stoppers before piercing
Alcohol Prep PadsNewSingle-use swabs for disinfecting vial septa before needle entry
Magnetic Stirrer with Hot PlateNewBuffer and solution preparation with controlled mixing and heating
PTFE Magnetic Stir BarsNewInert stir bars for use with the magnetic stirrer
Volumetric FlasksNewAccurate solution preparation to a defined final volume
Graduated CylindersNewGeneral-purpose volume measurement for buffer and diluent preparation
Reagent Storage BottlesNewSealed storage for prepared buffers and diluents
Wash BottlesNewDispensing bottles for water, ethanol, and other solvents
Vortex MixerUniform mixing during reconstitution; gentle vortexing preferred for peptide integrity
Ultrasonic Bath / SonicatorAssists dissolution of difficult-to-dissolve peptide sequences

Filtration & Sterility

Membrane filters and containment for preparing clean, particulate-free solutions.

Syringe Filters 0.2 micron PESSterile-filters reconstituted solutions prior to in vitro application
Syringe Filters 0.2 micron PVDFPVDF preferred for hydrophobic sequences; lower adsorption than PES
Vacuum Filtration Units 500mLLarger-volume buffer and solution preparation
Biosafety Cabinet Class II Type A2Required when handling biological samples with reconstituted peptides

Measurement & Weighing

Balances, calibration references, and low-loss powder handling for accurate mass work at small scale.

Analytical Balance 0.1mgAccurate mass measurement of lyophilized peptide powder before reconstitution
Microbalance 0.001mgFor quantities below 1mg; common in high-potency or limited-supply compounds
Calibration Weights ASTM Class 1Verify analytical balance accuracy; required for documented research protocols
Anti-Static Dispensing SpatulasTransfers lyophilized powder with minimal electrostatic loss
Anti-Static Mat and WriststrapReduces electrostatic charge during powder handling at microgram scale
Weigh Boats / Weigh PaperDisposable surfaces for powder measurement and transfer

Cold Storage & Temperature Control

Freezers, desiccation, light protection, and temperature documentation for maintaining material through storage.

Ultra-Low Temperature Freezer -80CLong-term lyophilized peptide storage; stable 24+ months in desiccated sealed vials
Laboratory Freezer -20CShorter-term peptide storage weeks to several months
Laboratory Refrigerator 2-8CFor reconstituted working solutions intended for use within days to weeks
Silica Gel Desiccant PacksControls humidity in storage containers; lyophilized peptides are hygroscopic
Ice Bucket with LidNewKeeps samples cold at the bench during handling and transfer
Reusable Cooler BlocksNewBench-top cold blocks holding tubes and vials at temperature during work
Vacuum SealerMoisture and light exclusion during long-term peptide storage
Temperature Data LoggerDocuments chain-of-temperature-custody for compliance-sensitive protocols
Dry Ice Container / CoolerTransport and short-term cold-chain storage

Analytical Instrumentation

Chromatography, spectroscopy, and assay tools for purity, identity, and concentration work.

HPLC Column C18 Reverse PhasePrimary column type for RP-HPLC purity analysis of synthetic peptides
UV-Vis SpectrophotometerPeptide concentration quantification via absorbance for UV-absorbing residues
BCA Protein Assay KitColorimetric concentration quantification for peptides without UV-absorbing residues
Bradford Assay ReagentAlternative colorimetric method binding basic and aromatic residues
Microplate ReaderReads plate-based assays including MTT, MTS, ELISA, and fluorometric formats
ELISA KitQuantifies proteins and cytokines in cell culture supernatants following peptide treatment
Centrifugal Vacuum ConcentratorNewConcentrates or dries peptide solutions under vacuum; used to re-lyophilize samples

Cell Culture & In Vitro Assay

Incubation, separation, and plate-based tools for cell-based experiments.

CO2 IncubatorMaintains temperature, humidity, and CO2 for cell line maintenance
Inverted MicroscopeMonitors cell morphology and confluency; phase contrast standard
Benchtop Centrifuge RefrigeratedCell pelleting, debris removal, and solution clarification
Microcentrifuge 21000xgSmall-volume 0.2-2mL sample processing and protein extraction
HemocytometerManual cell enumeration before seeding assays
Multi-Channel Pipette 8-ChannelEfficient 96-well plate assay setup; reduces well-to-well variability
Cell Culture Flasks T-75Standard vessel for mammalian cell line maintenance
Cell Culture Plates 96-wellPlate-based in vitro assays; flat clear for absorbance readouts
Trypan Blue SolutionViability stain used with hemocytometer for live/dead cell discrimination
Cell ScrapersNewDetaches adherent cells from culture vessels for harvest

Microscopy

Imaging instruments, slides, coverslips, and stains for morphological and fluorescence work.

Phase Contrast MicroscopeBasic morphological observation of live unstained cells
Fluorescence MicroscopeVisualizes fluorescently labeled peptides and reporter gene expression
Microscope Slides StandardGlass slides for fixed-cell imaging
Microscope Slides Charged/Poly-L-LysineImproved cell adherence for immunofluorescence protocols
Coverslips No. 1.5Standard for confocal compatibility; thickness tolerance critical at high NA
DAPI Nuclear StainFluorescent reagent for nuclear labeling in cell-based imaging
Phalloidin Cytoskeletal StainCytoskeletal labeling for cell morphology studies
Immersion Oil for MicroscopyRequired for high-magnification oil-immersion objective lenses

Electrophoresis

Gel systems and references for size-based separation of peptides and proteins.

SDS-PAGE Mini Gel SystemDenaturing gel electrophoresis for peptide and protein size characterization
Western Blot Transfer SystemTransfers SDS-PAGE-separated proteins to membrane for antibody detection
Pre-Cast Gels 16-20% Tris-GlycineHigh-percentage gels required for resolving small peptides
Gel Imaging SystemUV or white-light documentation of stained gels
Protein Ladder / MW MarkerSize reference for gel-based peptide and protein analysis

General Lab Consumables

Tubes, tips, sealing films, documentation, and the recurring supplies a working bench consumes.

Microcentrifuge Tubes 1.5mL LoBindReduces peptide adsorption to tube walls; critical at low concentrations
Microcentrifuge Tubes 0.5mLSmall-volume sample handling and storage
Low-Retention Filtered Pipette TipsReduces liquid retention; improves accuracy with viscous or sticky solutions
Calibrated Pipette Set P2/P10/P200/P1000Accurate volume delivery; regular calibration required for documented protocols
Cryovials 1.8mLLong-term cell banking and sample archiving at -80C or liquid nitrogen
Cryogenic Freezer Boxes and RacksOrganized labeled frozen sample storage; prevents freeze-thaw from misidentification
Cryogenic LabelsLabels legible at -80C and in liquid nitrogen; critical for sample traceability
Parafilm Sealing FilmFlexible sealing film for tubes, flasks, and plates during storage or incubation
96-Well Plate Sealing FilmPrevents evaporation and contamination during plate incubations
Sterile Petri DishesGeneral-purpose containment for solid media or bulk powder handling
Lint-Free Wipes (Kimwipes)NewCleaning optical surfaces, wiping vials, and controlling small spills
Heating Block / Dry BathNewTemperature-controlled incubation of tubes; some reconstitution protocols warm gently
Water BathNewThawing frozen aliquots and warming solutions to defined temperature
Laboratory TimerNewAssay timing and protocol step tracking
Bound Laboratory NotebookNewDocumentation and traceability of preparation, lot, and handling records

Safety & Containment

Protective equipment, ventilation, and disposal for handling compounds and solvents responsibly.

Nitrile Gloves Powder-FreeBarrier protection during all peptide handling; latex-free
Safety Glasses / GogglesChemical splash protection for bench work
Lab CoatStandard PPE for all bench work
Chemical Fume Hood DuctlessRequired for DMSO, acetic acid, TFA, and other volatile solvents
Sharps ContainerDisposal of needles, syringe tips, and glass capillaries per biosafety standards
Secondary Containment TraysSpill control during cold storage handling and solution transfers
Fire-Resistant Storage CabinetRequired for flammable solvents: DMSO, ethanol, methanol used in HPLC mobile phases