Lead Weights

Compare Tool

Select up to 3 products

Lead Weights
1 - 32 of 275
Sort
View
Show
  • ANX Sepharose 4 Fast Flow (High Sub)

    GE Healthcare

    …molecular weight proteins. Developed in co-operation with leading large-scale pharmaceutical manufacturers. High chemical stability allows for well proven CIP and sanitization protocols. The hydrophilic nature of the base matrix ensures low levels of non-specific binding leading to low levels…

  • Ficoll PM 70

    GE Healthcare

    High molecular weight sucrose-polymers formed by copolymerization of sucrose with epichlorohydrin. The molecules are highly branched and the high content of hydroxyl groups leads to very good solubility in aqueous media. Displays minimal toxicity Has favorable viscosity and osmotic properties

  • Ficoll PM 400

    GE Healthcare

    High molecular weight sucrose-polymers formed by copolymerization of sucrose with epichlorohydrin. The molecules are highly branched and the high content of hydroxyl groups leads to very good solubility in aqueous media. For producing density gradients for separation of cells and subcellular…

  • Lead Sheets with Vikem Vinyl Coating

    Bel-Art Products

    …application where extra weight is needed. Sheets may be bent into cylinders, "S" curves, "U" curves or twists to hold down various container types Vikem® vinyl coating prevents the lead from leaving marks on equipment Coated lead sheets are 2.2mm…

  • "Wire" Lead Flask Weights with Vikem Vinyl Coating

    Bel-Art Products

    These lead weights can be coiled into a helix, spiral, cone or any irregular shape to stabilize vessels in a water bath. Flexible; versatile Coil around flasks, thread through handles or loop around bottle necks Coated with chemical resistant red Vikem® vinyl to protect glassware …

  • Closed Lead Rings

    Bel-Art Products

    Protect and stabilize expensive glassware with these Vikem® vinyl coated lead rings. Stabilize glassware immersed in water baths; reduces floating, breakage and chemical spills Bright red Vikem® vinyl coating Chemical-resistant Will not scratch flasks Available in five…

  • Lead Rings

    Heathrow

    Use rings to stabilize glassware and plasticware on shakers or immersed in water baths. Vinyl-coated lead rings will not mark or scratch bench tops or labware.

  • Scienceware® Lead Ring Holder

    Bel-Art Products

    Space saving rack Holds 5-8 rings 7.5” D x 6.75”H Autoclavable Simple rack for organizing and storing with minimum space requirements. Holds rings with a minimum I.D. of 0.7”. Circular base is 7.5” diameter and 6.75” high.  

  • Scienceware® C-Shaped Lead Rings

    Bel-Art Products

    …of filtering flasks with side-arm tubing connections. No need to disconnect the tubing and possibly compromise the process. The open ring, made of lead and covered with vinyl is flexible enough to be pulled apart to accommodate a wider vessel. Available in four diameter/weight combinations to meet…

  • Lead(IV) acetate, 96% dry weight, stabilized

    BeanTown Chemical

    CAS: 546-67-8 EC No: 208-908-0 MDL No: MFCD00008693 RTECS: AI5300000 UN No: UN1616; Haz Class: 6.1; Packing Group: III Powder Linear Formula: P(O2CCH3)4 MW: 443.37

  • Lead (impurities)

    MilliporeSigma

    certified by MBH Analytical Ltd (83X PR8) Synonym(s): Lead Empirical Formula: Pb Formula Weight: 207.20 Linear Formula: Pb MDL Number: MFCD00134050 Boiling Point: 1740 °C(lit.) Melting Point: 327.4 °C(lit.)

  • Vinyl-Coated Lead Rings

    Argos Technologies

    Perfect for stabilizing glassware and laboratory containers! Argos Technologies® lead ring weights are ideal for stabilizing glassware and laboratory containers during water immersion. The vinyl coating prevents scratching on labware or the benchtop. The "C" shaped rings have…

  • Lead Citrate

    Electron Microscopy Sciences

    Weight: 1053.82   CAS #: 512-26-5 Minimum assay: 99.% The most widely used metal stain for ultra thin sections. Reynolds, E.S., J. Cell Bio., 17, 208 (1963) Sato, T., J. Electron Micro., 116, 133 (1976) Venable, J.H. and Coggeshall, R. (1965). A simplified lead

  • Lead Nitrate

    Electron Microscopy Sciences

    Formula: Pb(NO3)2   Formula Weight: 331.21   Grade: Reagent A.C.S. CAS #: 10099-74-8 UN #: 1469

  • Scienceware® C-Shaped Lead Rings

    Bel-Art Products

    …flasks with side-arm tubing connections. No need to disconnect the tubing and possibly compromise the process. The open ring, made of lead and covered with vinyl is flexible enough to be pulled apart to accommodate a wider vessel. Available in four diameter/weight combinations to meet…

  • Lead molybdenum oxide, 99%

    Alfa Aesar

    Synonym(s): Lead molbydate Formula: MoO4Pb Formula weight: 367.13 Purity: 99% CAS Number: 10190-55-3 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2841.70 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May…

  • Lead Oxide (Litharge), Powder

    Avantor - J.T.Baker®

    Formula: PbO Formula Weight: 223.19 CAS Number: 1317-36-8 Synonym(s): lead(II) oxide

  • Lead ICP Standard, 1000ppm

    MilliporeSigma

    Formula: Pb in 3% HNO3 Formula Weight: 207.20

  • Lead ionophore IV

    MilliporeSigma

    … tert -Butylcalix[4]arene-tetrakis(N,N-dimethylthioacetamide) Empirical Formula: C60H84N4O4S4 Formula Weight: 1053.59 Linear Formula: C60H84N4O4S4 MDL Number: MFCD00679123

  • Lead AA Standard

    Ricca Chemical

    1 mL = 1 mg Pb (1,000 ppm Pb) Formula: Pb in 3% HNO3 Formula Weight: 207.20

  • Lead ionophore II

    MilliporeSigma

    …S,S'-Methylenebis(N,N-diisobutyldithiocarbamate Empirical Formula: C19H38N2S4 Formula Weight: 422.78 Linear Formula: C19H38N2S4 MDL Number: MFCD00214171 Melting Point: 70-71 °C…

  • Sounding Lead & Calibrated Line Unit

    LaMotte

    …from 0 to 20 meters in 1 meter increments Lower end of line is fitted with brass hook for attachment to sampling devices, Secchi disk, etc. With removable 2-lb (0.91-kg) lead weight Top end of line is attached to a foam plastic float which also serves as storage reel for line

  • LEAD PERCHLORATE, TRIHYDRATE, REAGENT (ACS)

    GFS Chemicals

    Formula: Pb(ClO4)2•3H2O Formula Weight: 460.15 CAS#: 13453-62-8  

  • Lead Acetate, Trihydrate Reagent, A.C.S.

    Electron Microscopy Sciences

    Formula: Pb(CH3COO)2·3H20   Formula Weight: 379.33   CAS #: 6080-56-4

  • Fluka Lead subacetate ACS reagent

    Honeywell

    Density (g/cm3): 1.14 Molecular weight: 807.72 Molecular formula: Pb(C2H3O2)2 · 2Pb[OH]2 UN Number: UN2291

  • Lead antimonide, 99+% (metals basis)

    Alfa Aesar

    Formula: PbSb Formula weight: 328.94 Purity: 99+% (metals basis) CAS Number: 12266-38-5 UN Number: UN1549 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2842.90 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause damage…

  • ALDRICH Lead oxide, red powder, 1-2µm, 99%

    MilliporeSigma

    Synonym(s): Lead oxide, red; Lead(II,IV) oxide; Minium Empirical Formula: O4Pb3 Linear Formula: Pb3O4 Formula Weight: 685.60 MDL Number: MFCD00078491 Purity: 99%

  • Weighted Holders

    Bel-Art Products

    … Added security and accessibility For beakers and flasks Weighted holders allow beakers or flasks to be secured and placed into a water bath with full access to the vessel opening. The Vikem® vinyl coated lead ring has been fitted with a stainless steel gripper. Four prongs firmly…

  • ALDRICH Lead selenide telluride, powder, -80mesh, 99.9% trace metals basis

    MilliporeSigma

    Synonym(s): Lead telluride selenide; Pb2SeTe Empirical Formula: Pb2SeTe Linear Formula: Pb2SeTe Formula Weight: 620.96 Purity: 99.9% trace metals basis

  • Lead Nitrate, Crystal, BAKER ANALYZED ACS Reagent

    Avantor - J.T.Baker®

    Formula: Pb(NO3)2 Formula Weight: 331.20 CAS Number: 10099-74-8 Synonym(s): Lead(II) Nitrate

  • Lead Acetate, Trihydrate, 9.5% (w/v) Aqueous Solution

    Ricca Chemical

    Formula: (CH3COO)2Pb•3H2O Formula Weight: 379.33 CAS Number: 6080-56-4

  • Lead Sulfate ; >/= 98% (Assay)

    AFG Bioscience

    Synonyms: Lead(II) sulfate Purity Limit: ≥ 98% (Assay) CAS No.: 7446-14-2 Molecular Formula: PBSO4 Molecular Weight: 303.26 MDL No.: MFCD00011166 Appearance: White to very faintly beige crystals and/ Storage Temperature: Store at RT

Compare Tool

Select up to 3 products

Please Log In

Don't have an Account? Create one now.