Name: Rigid Inoculation Loops
SKU: 2810
Availability: InStock

Innoculating Needles/Loops

<h2 data-section-id="y6ykl1" data-start="0" data-end="42">What Are Inoculating Loops and Needles?</h2>
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Inoculating loops and needles are essential microbiology tools used to transfer microorganisms between culture media, agar plates, broth tubes, and other laboratory growth systems. An inoculating loop features a small circular end designed to hold a defined volume of liquid culture, while an inoculating needle has a straight tip used for picking colonies and inoculating semi-solid media. Modern disposable versions are manufactured from sterile polypropylene or polystyrene and have largely replaced reusable metal loops in many laboratories, helping reduce cross-contamination risks and eliminating the need for flame sterilization between samples. These tools are widely used in clinical microbiology, research laboratories, pharmaceutical testing, food microbiology, and environmental monitoring applications.
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<h2 dir="ltr">What you will find:<a href="https://mbpinc.net/consumables/microbiology/innoculating-needles/loops" title="Inoculating Needles &amp; Loops"></a></h2>
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Smooth loops for streaking without agar damage
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Fine-point needles for precise colony picking
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Sterile disposable options for safe, aseptic use
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Heat-resistant wire loops for repeated sterilization
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Ergonomic grip for better control and reduced fatigue
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<h2 data-section-id="x4zq8w" data-start="861" data-end="907">How to Choose Inoculating Loops and Needles</h2>
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Volume: 1 &micro;L vs. 10 &micro;L
The choice of loop volume depends on the application. A 1 &micro;L calibrated loop is commonly used for quantitative urine cultures and other procedures where accurate sample volume directly affects colony counts and microbial enumeration. A 10 &micro;L loop is the standard option for routine streak plating, subculturing, and general microorganism transfer where larger sample volumes are beneficial.
Rigidity: Flexible PP vs. Rigid PS
Flexible polypropylene loops are designed to glide smoothly across agar surfaces, minimizing damage to the media during streaking procedures. Rigid polystyrene loops and needles provide greater control when inoculating broth cultures, retrieving colonies, or performing stab inoculations in semi-solid agar. Many laboratories keep both flexible and rigid options available to accommodate different microbiological techniques.
Calibration and Lot Certification
For quantitative microbiology applications, calibrated loops should be selected to ensure consistent volume delivery. Certified loops undergo validation testing to verify that they deliver the specified sample volume accurately. This level of quality assurance is particularly important in clinical laboratories performing urine cultures and other quantitative microbial analyses.
Packaging Format
Individually packaged sterile loops provide maximum sterility assurance and are ideal for low-volume testing environments. Bulk-packaged sterile loops offer a more economical solution for high-throughput laboratories where large quantities are used daily. The choice depends on workflow requirements, usage frequency, and laboratory contamination-control practices.
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<h2 data-section-id="1jl751w" data-start="3179" data-end="3204">Specifications Context</h2>
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Disposable inoculating loops and needles are typically manufactured from medical-grade polypropylene or polystyrene and supplied sterile for immediate use. Standard loop sizes are designed to deliver consistent volumes and feature smooth surfaces that support accurate sample transfer. Many calibrated loops are tested using recognized verification methods and supplied with lot-specific certification to support laboratory quality assurance requirements. Disposable plastic loops are now widely used across clinical, academic, pharmaceutical, and industrial microbiology laboratories due to their convenience, consistency, and reduced contamination risk compared with reusable metal alternatives.
For product selection or technical guidance, <a href="https://mbpinc.net/consumables/microbiology/innoculating-needles/loops" title="connect with the Molecular Biology Products Inc. (MBP) team.">connect with the Molecular Biology Products Inc. (MBP) team.</a>

Rigid Inoculation Loops

The Rigid Inoculation Loops by Globe Scientific are gamma-sterilized PS loops with calibration certificate in three loop types (1 µL, 10 µL, dual 10/1 µL) with or without needle, in three packaging formats. 10 SKUs: 2810/2850/2860 (dual, white), 2811/2851/2861 (1 µL + needle, blue), 2815/2855/2865 (10 µL + needle, yellow), and 2821 (1 µL only, green). 4,000–6,000/case.

Manufacture

Inoculation Loop, Rigid, 10uL & 1uL, with Calibration Certificate, STERILE, White, 20/Peel Pack, 25 Packs/Unit, CS/6000

Inoculation Loop, Rigid, 1uL with Needle, with Calibration Certificate, STERILE, Blue, 20/Peel Pack, 25 Packs/Unit, CS/6000

Inoculation Loop, Rigid, 10uL with Needle, with Calibration Certificate, STERILE, Yellow, 20/Peel Pack, 25 Packs/Unit, CS/6000

Inoculation Loop, Rigid, 1uL, with Calibration Certificate, STERILE, Green, 20/Peel Pack, 50 Packs/Unit, CS/4000

Inoculation Loop, Rigid, 10uL & 1uL, with Calibration Certificate, STERILE, White, Individually Wrapped, CS/5000

Inoculation Loop, Rigid, 1uL with Needle, with Calibration Certificate, STERILE, Blue, Individually Wrapped, CS/5000

Inoculation Loop, Rigid, 10uL with Needle, with Calibration Certificate, STERILE, Yellow, Individually Wrapped, CS/5000

Inoculation Loop, Rigid, 10uL & 1uL, with Calibration Certificate, STERILE, White, 10/Peel Pack, 50 Packs/Unit, CS/6000

Inoculation Loop, Rigid, 1uL with Needle, with Calibration Certificate, STERILE, Blue, 10/Peel Pack, 50 Packs/Unit, CS/6000

Inoculation Loop, Rigid, 10uL with Needle, with Calibration Certificate, STERILE, Yellow, 10/Peel Pack, 50 Packs/Unit, CS/6000

United States

Texas

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