narrow mouth laboratory reagent bottles are made of HDPE and PP, with colored PP screw cap,round bottom,bottle body color can be natural and amber brown color,injection blow-molding,Precision injection molding of bottle neck finish thread and cap threads,wedge screw cap,leaf proof.
Product Parameter:
Item: narrow mouth laboratory reagent bottles
Type: round bottom,cylinder shaped bottle
Bottle Materials:body is HDPE(High-density polyethylene),or PP(polypropylene)
Color: Natural color,amber brown color.
Dimension: standard size or customized size.
Capacity: from 4ml to 1000ml,also 2000ml.
Neck Size: from 14mm to 51mm threads
Cap Size: from 14mm to 51mm threads
Cap Materials: PP (Polypropylene)
Gasket: molded wedged seal (Special designed leak-proof structure for laboratory bottle screw cap)
Unit Weight: from 2.2 gram to 96 gram
Unit Packing: according to the different volume bottles;

Product Features:
Premium quality translucent HDPE and polypropylene rigid plastic containers.
Narrow Mouth HDPE Lab Style Bottles are supplied with wedged seal polypropylene caps. 
Excellent chemical resistance and the leak resistant closure make these ideal for storing,shipping and packaging liquids for long periods. 
HDPE bottles are ideal for high-speed filling,demanding pharmaceutical specifications and the rough handling of interstate shipping. 
Attached linerless white polypropylene caps are known for good impact strength,cost effectiveness and pliability.
Polypropylene Narrow Mouth Bottles,Autoclavable.
Ideal for pharmaceutical or similar packaging,these water-clear bottles are Boston round in style and molded from FDA compliant material. 
Matched polypropylene caps have a wedged-seal design for a perfect,leak proof fit. 
Deep square threads withstand vibration and help prevent closure back-off during shipping. 
Ribbed caps are designed for torque-closure and easy opening. 
Inner bottle surfaces are smooth and rounded for easy cleaning and thorough emptying.
Underside of bottle lists volume,material and includes an indexing notch. 
Recycling codes listed on bottles. 
A protruding ring under the cap holds shrink wrapping securely in place. 
Choose Polypropylene Narrow Mouth Bottles whenever autoclaving is required. 
Autoclavable 121°C (250°F) 
Do not autoclave with caps in place.
Closure system is leakproof,molded to withstand excessive vibration and to eliminate closure back-off during shipping.
Closures are molded of polypropylene for excellent chemical resistance.
Changzhou Fengdi Plastic Technology supply lab grade plasticware,special reagent bottles which could suit for clinical laboratory reagents packaging. 
For narrow mouth reagent bottles volumes have 10 sizes:4ml,8ml,15ml,30ml,60ml,125ml,250ml,500ml,600ml,and 1000ml,2000ml.
Used on laboratory reagent packaging,Centrifuge bottles,and sampling sludge,soil,and water for metals.
Related other type of narrow and wide mouth round shaped,injection blow-molding,straight side reagent bottles as follows: 
Reagent bottles used on IVD clinical lab reagent packaging,e.g.: Horiba ABX,ABBOTT Cell-Dyn,Bayer Advia,Beckman-Coulter,Diatron Abacus,Arcus,Mindray BC,Medonic CA,Melet S sing MS,Nihon Kohden,Orphee Mythic,PH Diagnostics Diam's,Rayto,PROKAN,URIT,Swelab AC,Sysmex KX,Biote,Tecom,Urit,Dirui,Maxcom,Landwind,Sinnowa,Baker,Diagon,Hycel,and so on.