Best Screw Cap Pcr Tubes

2-Pack Extendable Poster Tubes Expand from 24.5” to 40” with Shoulder Strap | Carry Documents, Blueprints, Drawings and Art | Creamy White and Violet Portable Round Storage Cases with Lids and Labels

...STERS AND IMPORTANT PAPERS - Transport can storage can be challenging for large prints like posters, blueprints, and maps. You'll need to protect it from the elements and of course, from the ever-hated wrinkles and fold lines. With this sturdy plastic document tube, you can just roll your prints, slide them in, and screw-on the cap! Keeps paper from folding and creasing indefinitely!.
POSTER TUBE CARRIER EXPANDS FROM 24.5 INCHES TO 40 INCHES - There's no need to fret about an extra-large map or poster not fitting your poster tube. These poster tubes can fully extend from 24 3/4 inches to 40 inches. Each tube has an outer diameter of 3 1/2 inches and an inner diameter of 3 1/4 inches. The telescopic feature allows for an easy and quick expansion - just pull and lock in place..
HANDY CARRYING STRAP - Free your hand with an adjustable strap that adapts to your needs and the poster tube's length. Wear it as a crossbody, over-the-shoulder, or just as a regular carrying strap. It's convenient for every situation..
WITH SAFETY CAPS AND LABELS - Keep your prints on an airtight and watertight canister with these poster tubes. The screw cap closure provides a tight seal to keep your prints and documents from moisture and air. These poster tubes' convenient featur....

GLASS CENTRIFUGE TUBE: These PYREX borosilicate glass tubes are convenient lab equipment for centrifugation up to 3,000 RCF and are supplied with screw caps..
REUSABLE TEST TUBE: Offering exceptional clarity, the glass test tubes offer good thermal and chemical resistance, and are ideal scientific culture tubes for biology, chemistry and industrial use..
SCREW CAP: The centrifuge tube is finished with a round bottom and a threaded phenolic cap with durable white rubber liner, giving a secure seal..
EASY TO CLEAN: The reusable glass tube with cap is easy to clean and can be sterilized safely in autoclaves at 121°C, making them ideal lab glassware for busy environments..
PYREX GLASSWARE: PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years..

Set of five 80-well microcentrifuge PCR tube racks accommodates 0.5mL, 1.2mL, and 2.0mL microcentrifuge tubes or PCR tubes.
16 x 5 configuration for freezing, storage, transport, and benchtop use.
Autoclavable at 250 degrees F and 15psi for 15 minutes.
Racks are 9" long, 2-1/16" deep, and have 10.5mm well diameter.

Kit contains (4) DF columns, (4) 2mL collection tubes, 3mL DF buffer, 1mL wash buffer (4mL add ethanol) and 1mL elution buffer.
Sample: up to 300mg agarose gel slice and up to 100 microliter PCR product or other enzymatic reaction.
expectant yield is 80-90 percent for gel extraction and 90-95 percent for PCR clean-up.
Applications: PCR fluorescent or radioactive sequencing, restriction digestion, DNA labeling, ligation.

Assortment of blue, green, orange, pink, and yellow colored polypropylene racks.
One side of the rack accommodates 0.5mL microcentrifuge tubes.
Reverse side holds 1.5 to 2.0mL microcentrifuge tubes and screw cap microcentrifuge tubes.
Autoclavable rack also withstands freezer storage down to -90 degree C.

Optimized Material for PCR (Mixed PP) The Combination of PP materials containing our know-how makes the excellent heat conductivity and high efficiency of amplification. It is also stable at low and high temperatures of -80℃~121℃..
Soft Opening and Closing / Excellent Sealing HM PCR tube has a very smooth opening and closing sensitivity. Existing PCR tubes with hard lids that frequently caused the fingertip pain. Its improved lids solve this problem and no evaporation with prefect sealing..
High Performance / Reasonable Price Production and packaging at the latest automation facilities ensure stable quality. It is also significantly cheaper and more capable than the products of famous foreign brand..
RNase/DNase Free Non-Pyrogenic Endotoxin Free.

♥ Premium research grade Micro Centrifuge Tubes made with high clarity medical grade polymer, heat resistance up to 122 degrees, all tubes free from DNase, RNase, human DNA - free..
♥The conical design fits most standard floor model table top centrifuges, graduations at 5 ml increments, blue screw cap with tight sealing..
♥SIZE:Length with Cap 115mm(4.5inch), OD of tube:28mm(1.1inch).
♥Detachable tube rack :Made of HIPS material,resistant to acid, alkali, salt solution and a variety of organic solvents. A Plastic Stand has 30 holes, which can accommodate 10 mL or 15 mL 30 PCS and 50 mL centrifuge tubes 20 PCS ..

Material - plastic frozen test tubes are made from PP with smooth wall and good transparency. 10ml capacity frozen tubes with clear 1-10ml scale can easy reading of the liquid volume..
Value package - one pack with 15 pieces plastic frozen test tubes in 10ml capacity with clear screw caps,sufficient quantity can meet school, scientific laboratory usages and replacements..
Size - plastic cryogenic vial measure about height 95mm/3.74", bottom diameter 15mm/0.6", capacity 10ml/0.35oz with clear 1-10ml scale..
Design - plastic frozen test tubes designed with self standing, will not slide when using. Each frozen tubes comes with a pieces black gasket, combine with screw sealing cap can make cryogenic vial will not volatilize samples..
Wide usage - cryogenic vial test tubes are perfect for lab sample storage. Plastic frozen test tubes with smooth side wall and can placed under -80℃ to refrigerate samples, ideal for schools, scientific research laboratory and etc..