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1.5 ML/2ML 8-425 Screw Neck Autosampler Vials ND8
1.5 ML/2ML 8-425 Screw Neck Autosampler Vials ND8
2020 05 20

Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 8mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack

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1.5ml 9mm Short Thread Autosampler Vials ND9
1.5ml 9mm Short Thread Autosampler Vials ND9
2020 05 20

Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 9mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack

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1.5ml 10-425 Screw Autosampler Vials ND10
1.5ml 10-425 Screw Autosampler Vials ND10
2020 05 20

Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 10mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack

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1.5mL 11mm Crimp Ring Autosampler Vial ND11
1.5mL 11mm Crimp Ring Autosampler Vial ND11
2020 05 19

Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 11mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack

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1.5mL 11mm Snap Ring Autosampler Vial ND11
1.5mL 11mm Snap Ring Autosampler Vial ND11
2020 05 19

Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 11mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1 pack

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4mL 13-425 Screw Neck Autosampler Vial ND13
4mL 13-425 Screw Neck Autosampler Vial ND13
2020 05 19

Material: USP Type 1, Class A, 33 Borosilicate Glass
Application: HPLC and GC system
Volume: 4ml (standard volume)
Dimensions: 15 x 45mm
Neck Diameter: 13mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1 pack

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16mm Test Tubes for Water Analysis
16mm Test Tubes for Water Analysis
2020 05 17

Material: USP Type 1, Class A, 33 Borosilicate Glass
Application: Water analysis
Qty/Pack: 25pcs/pack or 100pcs/pack
Dimensions: 16 x 100mm
Neck Diameter: 16mm
Volume: 12ml
Payment: T/T
MOQ: 1 pack

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20-60mL 24-400 Screw Neck Storage Vial ND24
20-60mL 24-400 Screw Neck Storage Vial ND24
2020 05 16

Dimensions: 27.5 x 57mm/27.5 x 75mm/27.5 x 95mm/27.5mm x 140mm
Material: USP Type 1, Class A, 33 Borosilicate Glass
Application: Environmental analysis
Neck Diameter: 24mm
Qty/Pack: 100pcs/pack
Volume: 20-60ml
Payment: T/T
MOQ: 1 pack

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8-12mL 15-425 Screw Neck Vial ND15
8-12mL 15-425 Screw Neck Vial ND15
2020 05 16

Material: USP Type 1, Class A, 33 Borosilicate Glass
Dimensions: 16.6 x 60mm/18.5 x 65mm
Application: Environmental analysis
Neck Diameter: 15mm
Qty/Pack: 100pcs/pack
Volume: 8-12ml
Payment: T/T
MOQ: 1 pack

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About us
Leading supplier of PTFE membrane filter since 2007,any requirement about PTFE membrane filter,please contact Aijiren
Zhejiang Aijiren Technology
PTFE Membrane Filter Supplier
Aijiren is a manufacturer specializing in providing PTFE membrane filter, GC Vial, HPLC Vial, etc. for chromatographic analysis experiments. Aijiren has been producing GC Vial since 2007. It has mature production technology and rich production experience. Aijiren is a well-known GC Vial supplier in China. There is also cooperation with government departments. Starting from Quzhou, Zhejiang, Aijiren is determined to go out of China and go to the world. Aijiren has become well-known in the world's chromatography consumables industry. At present, Aijiren has maintained GC Vials cooperation with customers in more than 70 countries and regions around the world.
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15+ Years Experience
1000+ National Partners
5+ Qualification Certificates
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Case
Customers for PTFE Membrane Filter
The Australian Customer’s V947 Autosampler Vial Order is Completed
The Australian Customer’s V947 Autosampler Vial Order is Completed
A customer from Australia talked to Aijiren’s sales manager Maggie about which Vias they needed. He said that he needed a 2ml Autosampler Vial, and Maggie asked about Screw top vial, Snap top vial or Crimp top vial. The customer asked about the differences between these three types of Vias. Maggie explained the difference between the three types of Vials and recommended Screw top Vial, stating that this type of Vials is the best-selling product, and it can also match most Autosamplers ...
American Customer Ordered 100,000 Boxes of 9-425 2ml HPLC Vials
American Customer Ordered 100,000 Boxes of 9-425 2ml HPLC Vials
A customer contacted Aijiren through Alibaba and communicated with our sales manager Joshua. After learning about Aijiren’s situation and strength, he proposed to buy our 9-425 HPLC Vials, and they needed a lot of quantity. We first decided to send some samples to the customer. He asked for a 2ml 9mm hplc vial with graduated borosilicate glass. Therefore, we sent a few packs of 9mm short-thread sample vials V927 produced by Aijiren as samples for customers to test. Aijiren 2ml 9mm cle...
5000-boxes-of-blue-screw-cap-10-425-hplc-vial-sent-to-singapore
5000-boxes-of-blue-screw-cap-10-425-hplc-vial-sent-to-singapore
A customer from Singapore wanted to purchase 2ml 10mm HPLC Vial. He searched for Aijiren on the Internet and contacted our account manager. Aijiren sent samples last month. After the trial, the customer placed an order for 5000 from Aijiren. Box of Blue Screw Cap 10-425 Vial. Aijiren has been working hard to produce 10-425 Vials after receiving the order, using a new and efficient production machine in the factory, and several workshops are operating at the same time, producing and packaging...
News
Latest New about PTFE Membrane Filters
The paste extrusion line controls stretch ratio, not thickness
A line operator at a PTFE membrane plant in Jiangsu flagged a lot at 2:14 a.m. The bubble point had drifted from 0.138 MPa to 0.121 MPa across six consecutive rolls. Not a single roll was out of spec yet, but the trend was enough to stop the line. That is what a factory actually controls: not just whether a roll passes, but whether the next roll will pass. If you want to understand how a ptfe membrane filter is manufactured and what the factory controls, you have to look at the line station...
10 24
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PTFE coring is a punch press operation, not a chemical reaction
A 96-position autosampler run on a dissolution batch failed at vial 41. The needle bent 0.7 mm off axis when it hit a PTFE plug that had been punched out of the filter and wedged inside the cap septum. The lab found the same failure in three of the next five runs before anyone pulled a filter from the lot and looked at it under a loupe. PTFE membrane filter coring, fragments and needle damage diagnosis starts with recognizing that the debris is not random. It is a mechanical signature left ...
10 24
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What “USP requirements” actually means for a filter
I once watched a validated USP <643> total organic carbon method fail its system suitability check because an analyst had swapped a 0.45 µm PTFE filter for a 0.22 µm one “to be safer.” The instrument was fine. The standard curve was fine. What changed was the filter’s extractable profile and the sample’s particulate loading, and the method had never been validated against that combination. That afternoon cost the lab three days of investigation and a deviation ...
10 22
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Why filter diameter is a hardware constraint, not a preference
I have watched a lab technician try to force a 13 mm filter disc into a 4 mm autosampler vial neck and wonder why the membrane folded in half and the injection volume dropped by 40%. That was a Tuesday. By Thursday we had a method deviation, a re-run, and a very annoyed QC manager. The filter was fine. The dimension was wrong. This guide is about that exact problem: matching PTFE membrane filter dimensions to the physical reality of your autosampler or inlet, using numbers you can check aga...
10 22
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Hot Recommended
The paste extrusion line controls stretch ratio, not thickness
PTFE coring is a punch press operation, not a chemical reaction
What “USP requirements” actually means for a filter
Why filter diameter is a hardware constraint, not a preference
Why PTFE is the default membrane in regulated sample prep
What a PTFE membrane actually is and why it matters
Why PTFE shows up in regulated methods at all
What a PTFE membrane actually is, and why it behaves the way it does
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Whatsapp:+8618338832256
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