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Range of different sized plastic transfer pipettes

Scientist using a plastic pipette to transfer liquid

Structural details of laboratory transfer pipette

Collection of plastic pipettes in a laboratory beaker

10ml disposable plastic transfer pipette 100pcs

5ml disposable plastic transfer pipette 100pcs

3ml disposable plastic transfer pipette 100pcs

3ml lengthened disposable plastic pipette 100pcs

2ml disposable plastic transfer pipette 100pcs

1ml disposable plastic transfer pipette 100pcs

0.5ml disposable plastic transfer pipette 100pcs

0.2ml disposable plastic transfer pipette 100pcs

Close-up of a single plastic transfer pipette

Features & Details

🧪 MATERIAL

Premium food-grade LDPE (low-density polyethylene). It is highly chemically inert to dilute acids, bases, and alcohols.

📐 SMART DESIGN

Flexible bulb-type disposable droppers perfectly. They feature clear printed graduated scales for easy one-handed volume estimation.

📦 PACK QUANTITY

Economical bulk packaging with exactly 100 sticks per pack. It supports busy high-throughput laboratory workflows efficiently.

📏 8 CAPACITIES

Choose from 0.2ml, 0.5ml, 1ml, 2ml, 3ml, 3ml (lengthened stem), 5ml, and large 10ml variant sizes seamlessly.

About this item

Product specification

Attribute

Product Specifications

General Information

Brand Name

Huaou (Distributed by Xin Tester)

Material Base

Food-Grade Low-Density Polyethylene (LDPE)

Product Type

Bulb-Type Disposable Transfer Pipette / Dropper

Configuration & Sizing

Capacity Options

0.2ml, 0.5ml, 1ml, 2ml, 3ml, 3ml (lengthened), 5ml, and 10ml

Graduation Marks

Printed scale marks along the barrel (approx. ±10% accuracy)

Packaging Quantity

Exactly 100 sticks per pack (Applies to all capacity variants)

Physical Properties

Chemical Resistance

Highly resistant to dilute acids, bases, alcohols, and aqueous solutions

Temperature Range

Safe operation from -20°C to +80°C (-4°F to 176°F)

Sterilization Alert

Do NOT autoclave. High steam heat will deform the LDPE plastic.

Shelf Life

5 years from manufacture date (Store in a cool, dry place)

Disposable LDPE transfer pipettes, 100 sticks per pack. Available from 0.2 ml up to 10 ml, with printed graduation marks along the barrel. The flexible bulb handles repeated squeezing and the food-grade polyethylene body is inert to most common lab reagents. If your workflow burns through droppers daily, these are the ones to stock.

Essential Liquid Handling for High-Throughput Labs

Moving small liquid volumes quickly without cross-contamination is a daily lab challenge. Reusable glass droppers require constant washing and sterilization. Because of this, reliable plastic transfer pipettes are essential for modern workflows. These disposable tools save massive amounts of time during routine testing. They eliminate the risk of carrying over chemicals between different samples entirely. Our droppers are molded from premium food-grade LDPE material securely. This flexible polyethylene meets strict international safety requirements natively.

You can review global plastics material testing protocols at the ASTM International standards hub. We offer eight distinct volume variations to match your exact application. Every sealed pack contains 100 individual sticks for maximum economy. Explore our complete Lab Consumables category to upgrade your daily testing inventory immediately.

1Zero Cross-Contamination Risks

Sharing glass droppers between reagents often ruins sensitive diagnostic assays. Using disposable plastic transfer pipettes solves this problem instantly. You simply use one clean stick for your specific chemical and discard it. The low cost per unit makes this single-use method highly economical. Assigning dedicated droppers for acidic or biological samples prevents false readings completely. It protects your expensive reagents from accidental degradation during routine transfers.

2Premium Food-Grade LDPE Construction

Material quality dictates exactly how a dropper performs under pressure. Low-density polyethylene is highly flexible and chemically resistant natively. It easily handles dilute acids, basic solutions, and standard laboratory alcohols. The soft suction bulb resists cracking even after hundreds of rapid squeezing cycles. It is completely non-reactive with delicate biological fluid samples. You can also use it safely for indirect food-contact testing applications without worry.

3Clear Graduated Scale Marks

Guessing liquid volumes constantly leads to inconsistent experimental results over time. These droppers feature clear printed graduation marks along the transparent barrel. This scale provides a quick visual volume estimation instantly. It offers sufficient accuracy for routine sample dilution and indicator addition tasks. You do not need to pull out expensive precision micropipettes for basic liquid transfers. It streamlines your entire bench workflow effortlessly.

Core Capabilities of the LDPE Droppers

📏 8 Capacity Options

Choose from ultra-micro 0.2ml sizes up to large 10ml (0.33 oz) bulk transfer variants easily.

🧪 Lengthened Stem

The special 3ml extended version reaches deep into tall cylinders and narrow NMR tubes seamlessly.

📦 Bulk Packaging

Each sealed protective pack contains exactly 100 sticks. It keeps your busy laboratory fully stocked affordably.

🌡️ Temperature Range

Operates safely between -20°C (-4°F) and 80°C (176°F) for diverse clinical and environmental testing scenarios.

Stocking reliable daily consumables keeps your scientific workflows moving efficiently. These plastic transfer pipettes offer the absolute perfect balance of low cost and high utility. They speed up reagent preparation and aliquot transfers significantly. Pair these versatile disposable droppers with our premium Lab Glassware selection today. You can build a highly efficient and safe liquid handling workstation instantly.

Use Cases

Cell Culture & Biology Leak-Proof Design Micro-Volume Analysis Sample Preparation

FAQs

Q1: When should I use plastic pipettes vs. glass pipettes?

A1: Use plastic transfer pipettes when (a) cross-contamination prevention outweighs volume precision requirements — diagnostic labs, biological sample handling, forensic work; (b) workflow speed matters more than ±1% volumetric accuracy — reagent addition, stain preparation, sample dilution; (c) cost per use must stay below ¥0.20 — high-throughput screening, teaching labs with 30+ students per session. Use glass pipettes when you need absolute volumetric accuracy (±1%), when working with aggressive organic solvents that dissolve LDPE (acetone, THF, DCM, toluene), or when sterility demands autoclaving between uses. Many advanced labs stock both types and select based on the specific task at hand.

Q2: Are these plastic pipettes safe for biological sample handling?

A2: Yes, within normal limits. The LDPE material is non-cytotoxic, non-hemolytic, and does not leach detectable plasticizers into aqueous or mildly buffered solutions at room temperature. These pipettes are widely used in clinical diagnostics, cell culture media preparation (for non-sterile steps), and environmental water sampling. However, they are **not** sterile out of the package — if you require sterile conditions for tissue culture or injectable preparation, either purchase gamma-irradiated sterile variants or autoclave your glassware instead. For general-purpose biological work where sterility is managed by other means (filter sterilization post-transfer, UV treatment), these disposable pipettes perform adequately.

Q3: What is the 'lengthened' 3 ml variant and why would I need it?

A3: The 3 ml lengthened variant features an **extended stem** (approximately 40–50 mm longer than standard) designed specifically for accessing liquid in deep or narrow vessels where a regular dropper cannot reach the surface without tilting. Practical use cases include: drawing samples from tall graduated cylinders without tilting (which disturbs meniscus reading accuracy), extracting supernatant from deep centrifuge tubes after pelleting cells, reaching the bottom layer of stratified density-gradient columns, and loading reagents into narrow-mouth NMR tubes or HPLC vials. If your benchwork never requires deep-vessel access, stick with the standard 3 ml variant — the extra length adds slight flexibility that makes one-handed control marginally harder for some users.

Q4: Can I reuse these plastic pipettes, or are they strictly single-use?

A4: Technically reusable for **same-reagent-class** applications (e.g., rinsing with water and reusing for another aqueous transfer), but we strongly recommend single-use for three reasons: (1) **residue buildup** inside the narrow stem is invisible but can contaminate subsequent transfers even after rinsing; (2) **bulb fatigue** — LDPE loses elasticity after ~20–30 squeeze cycles, reducing aspiration volume consistency; (3) **cost economics** — at ¥0.05–0.18 per pipette, the time spent cleaning, drying, and inspecting reused pipettes exceeds the cost of opening a fresh one. Reserve reuse only for emergency situations where your supply is depleted, and never reuse a pipette that has contacted incompatible chemicals (e.g., organic solvent followed by aqueous biological sample).

Disposable Plastic Transfer Pipettes, Graduated LDPE Droppers (0.2ml-10ml, Pack of 100) by Xin Tester

Price range: $5.28 through $18.59

Extra 5% Off with code: welcome5

Capacity

Clear

6–12 Month Warranty

Repair & Refund support available for most products.

Free Worldwide Shipping

Ships within 3 business days.

Taxes & Duties

Buyer responsible for local import fees.

24/7 After-Sales Support

Technical assistance & video guidance within 24h.