
Inoculating Loops and Needles
Devices used for inoculation, serial dilution, sterile sampling, sample transfer, and microbiological sample spreading; available in materials such as polymers, aluminum, and other metals. Includes disposable and color-coded products.
Inoculating loops and needles (sometimes called microstreakers or inoculating wands) are hand-held devices for inoculating plated or tubed growth media with micro-organisms such as bacteria or yeasts prior to incubation, multiplication, and growth. The inoculum is typically streaked onto, or stabbed into, solid agar-based media, or simply introduced and dispersed into liquid media. Inoculating loops and needles are also useful for sampling and transferring small quantities of micro-organism prior to further analysis, microscopic examination, or serial dilution.
Inoculating loops and needles consist of a handle with a terminal loop or needle that is designed to pick up and transfer a small quantity of inoculum (typically 1 to 10 μL) from a donor culture to the growth medium of choice. Some loops are calibrated and color-coded to transfer semi-quantitative amounts of inoculum.
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Filtered Search Results

Thermo Scientific™ Remel™ Microloop
Thermo Scientific™ Remel Microloop is a twisted nichrome loop without handle.
Material | Nichrome |
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Thermo Scientific™ Nunc™ Disposable Loops and Needles, needle

Easily identify these color-coded disposable loops and needles, precision molded from nontoxic (USP Class VI) polystyrene material.
Thermo Scientific™ Nunc™ Disposable Loops and Needles, needle

Easily identify these color-coded disposable loops and needles, precision molded from nontoxic (USP Class VI) polystyrene material.
Thermo Scientific™ Remel™ Microstreaker Loop
Thermo Scientific™ Remel Microstreaker is a twisted nichrome loop with handle.
Material | Nichrome |
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Copan Diagnostics Inoculating Loops and Needles in Zip Lock Pack, Calibrated, Disposable
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Calibrated 1 and 10μL plastic disposable inoculating loops and needles packaged in Zip-lock closure bags that reseal between uses to avoid contamination.
Includes | Evans blue dye certificate of calibration |
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Disposable | Single-use |
Product Type | Inoculating Loop, Flexible |
Packaging Type | Zip lock resealable bags |
Quantity | 1000 |
Material | Plastic |
Sterility | Sterile |
Calibrated | Yes |
Bel Art™ Replica-Plating Tool and Replacement Velveteen Squares

Utilize a locking ring which secures sterile velveteen squares onto a PVC cylinder for easy control of the plating device
Size | Standard |
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Sterility | Sterile |
Boekel Scientific™ Replicator
Greener Choice
Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Save time in transferring small volumes from one 96- or 48-well microplate to another with this Replicator.
Disposable | Reusable |
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Height (Metric) | 11 cm |
Width (English) | 4.5 in. |
Length (Metric) | 7.6 cm |
Size | Standard |
Length (English) | 3 in. |
Material | Stainless Steel |
For Use With (Application) | Colony hybridization, antibiotic sensitivity testing, phage typing, transfer small volumes of inoculums from microplates to daughter plates or membranes, replication of YACs and cosmid libraries |
Diameter (Metric) Inside | 1.5 mm |
Width (Metric) | 11 cm |
Sterility | Sterile |
Volume | 1 μL |
Diameter (English) Inside | 0.06 in. |
Autoclavable | Autoclavable |
Height (English) | 4.5 in. |
Disposable | Single-use |
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Product Type | Inoculating Loop |
Packaging Type | Individually Wrapped |
Sterility | Sterile |
Bio Plas™ Astral™ Inoculation Device System
Economical, disposable inoculation system designed for safety and dependable sterility
Disposable | Single-use |
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For Use With (Equipment) | Astral™ inoculation device system |
Simport™ Scientific Ino-Loop™ Inoculating Loops and Needles
Facilitates uniform streaking without damaging the gel surface
Disposable | Single-use |
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Length (Metric) | 22.7 cm |
Length (English) | 8.9 in. |
Material | Polystyrene |
Sterility | Sterile |
Surgical Design™ Inoculating Loops with Insulated Grips
Surgical Design™ Inoculating Loops with Insulated Grips are used to cultivate microbes on plates by transferring inoculum for streaking.
Quantity | 144 |
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Handle Type | Insulated Grip |
Material | Nichrome |
For Use With (Application) | Inoculation |
Autoclavable | Autoclavable |
Pro-Lab Diagnostics™ Certified, Calibrated Nickel-Chromium Inoculating Loops
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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For use when strict calibration is required
Includes | Protective case and certificate of calibration (calibrated using the evans Blue Dye method (Cumitech 2A)) |
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Product Type | Inoculating Wire Loop |
Material | Nickel Chromium (80/20) |
Calibrated | Yes |
Disposable | Single-use |
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Length (Metric) | 22.7 cm |
Product Type | Inoculating Needle |
Color | White |
Length (English) | 9 in. |
Material | Polystyrene |
Sterility | Sterile |
United Scientific™ Aluminum Inoculating Needle
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Science Education
A science education product.

Small and/or specialty supplier based on Federal laws and SBA requirements.
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A science education product.
This Inoculating Needle features an 8 in. long non-insulated aluminum handle.