Black Narrow Mouth HDPE Plastic Bottles
Black narrow-mouth HDPE plastic bottles are produced from virgin HDPE compounded with inert carbon black masterbatch. Supplied with PP screw caps featuring integrated sealing rings, the narrow-mouth structure ensures excellent sealing performance. The opaque black body provides effective light blocking. The carbon black masterbatch maintains stability in most solvents and will not leach out to contaminate stored contents. These bottles are widely adopted for storage and transport of light-sensitive liquid laboratory samples and chemical reagents. Non-sterile, with sizes covering 30ml to 1000ml.
Description
Black Narrow Mouth HDPE Plastic Bottle
Black narrow-mouth HDPE plastic bottles are produced from virgin HDPE compounded with inert carbon black masterbatch. Supplied with PP screw caps featuring integrated sealing rings, the narrow-mouth structure ensures excellent sealing performance.
The opaque black body provides effective light blocking. The carbon black masterbatch maintains stability in most solvents and will not leach out to contaminate stored contents. These bottles are widely adopted for storage and transport of light-sensitive liquid laboratory samples and chemical reagents. Non-sterile, with sizes covering 30ml to 1000ml.

Product Specification
| Product name | Black Narrow Mouth HDPE Plastic Bottle |
| Material | HDPE |
| Color | Black |
| Mouth Type | Narrow |
| Volume Range | 30ml,60ml,125ml,250ml,500ml,1000ml |
| Shape | Round |
●Advantage
These opaque black HDPE bottles adopt a narrow-mouth structure for improved sealing performance. They come with PP screw caps fitted with integrated sealing rings to deliver consistent leakproof capability. The stable carbon black formulation prevents contamination of contained reagents, making them suitable for storing light-sensitive liquid samples and chemical agents.
● Details:
| Cat# | GMCE0030BK | GMCE0060BK | GMCE0125BK | GMCE0250BK | GMCE0500BK | GMCE1000BK |
|---|---|---|---|---|---|---|
| Capacity | 30ml | 60ml | 125ml | 250ml | 500ml | 1000ml |
| Cap size | 20mm | 20mm | 24mm | 24mm | 28mm | 43mm |
| Neck Inside Diameter | 14mm | 14mm | 17mm | 17mm | 21mm | 27mm |
| Outside Diameter | 34mm | 38mm | 50mm | 61mm | 74mm | 90mm |
| Overall Height | 62mm | 85mm | 102mm | 134mm | 170mm | 216mm |
| Colour | Opaque Black | Opaque Black | Opaque Black | Opaque Black | Opaque Black | Opaque Black |
| No. Per Case | 800pcs/carton | 500pcs/carton | 500pcs/carton | 260pcs/carton | 150pcs/carton | 80pcs/carton |
Application
Guide Medlab black HDPE narrow-mouth plastic bottles are dedicated lab containers for light-sensitive liquid samples and reagents, extensively used in analytical labs, environmental monitoring, fine chemical sectors, pharmaceutical research and quality control testing.
● Ideal for storage, transportation and aliquoting of light-sensitive liquid reagents, standard solutions and liquid test specimens. The black bottle body offers superior light blocking capability. The inert carbon black masterbatch stays stable in most solvents and will not contaminate stored reagents.
● The narrow-mouth structure boosts sealing efficiency and curbs solvent volatilization. PP screw caps fitted with built-in sealing rings ensure dependable leakproof performance during transport and storage.
● Capacities range from 30ml to 1000ml, suitable for short-term sampling tests and long-term hermetic storage of liquid samples.
● Trusted by environmental monitoring labs, chemical manufacturers, clinical testing organizations, life science research institutes and quality inspection centers.
Quality Control

Packing, Storage and Transportation
●Packing
Standard export carton packing with fixed quantities is adopted. Custom packaging solutions are available upon request.
●Storage
Store the black HDPE narrow-mouth bottles in dry, cool and well-ventilated environments and keep away from high temperatures. Avoid heavy extrusion and moisture accumulation during storage.
●Transportation
Small batch samples can be shipped via FedEx, DHL, EMS and other express couriers. Sea freight is preferred for bulk orders. All goods should be protected from severe impact, compression and dampness during transportation.

FAQ
Q1: Do you offer free samples?
Yes, we provide free samples (usually 5-10pcs) for your evaluation. Shipping cost is covered by the customer or negotiated separately.
Q2: What is the minimum order quantity (MOQ)?
MOQ varies by specifications, MOQ for all types of natural translucent HDPE wide mouth plastic bottles can be negotiated; customized foam packaging is available for extra protection during transit.
Q3: What payment methods do you accept?
We accept T/T(bank transfer) or pay through Alibaba.
Q4: Can I add my own design or logo to the product?
Yes, we provide OEM/ODM service. Multiple cap colors are optional for different application needs.
Q5: Can you provide CE and ISO for your products?
Yes, all natural translucent HDPE wide mouth plastic bottles include complete technical documentations including CE, ISO and COA. For some specifications, we offer FDA.
Q6: Do you support shipping insurance and freight options?
Yes, we offer sea, air and courier shipping with optional full insurance coverage.
Q7: How do you prevent scratches & deformation during shipping?
We pack them in thick 5-layer corrugated cartons with separating grids. The damage rate is controlled below 1%. Foam rack packaging is optional for extra protection.
Q8: What is your policy for damaged goods?
If scratched, deformed or missing items are found upon receipt, please send photos/videos within 48 hours. We will arrange free replacements or corresponding refunds.
Q9: What is your typical lead time?
For custom or bulk orders of natural translucent HDPE wide mouth plastic bottles, it usually takes 15–25 days.
Q10: Do you have a price list for bulk purchases?
Yes, we offer tiered pricing based on order volume. Please contact our sales team for a formal quote.
Q11: Do you participate in international labware exhibitions?
Yes, we regularly attend exhibitions like ARABLAB, ACHEMA, and Analytica.
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