---
product_id: 702589439
title: "ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk"
brand: "alwsci"
price: "$36.29"
currency: USD
in_stock: true
reviews_count: 2
category: "Alwsci"
url: https://www.desertcart.us/products/702589439-alwsci-hplc-pre-slit-9-425-screw-thread-vial-yellow
store_origin: US
region: United States of America
---

# Blue PTFE-faced silicone septa 9 mm precision screw thread Pre-slit liner for easy needle access ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk

**Brand:** alwsci
**Price:** $36.29
**Availability:** ✅ In Stock

## Summary

> 🧪 Elevate your lab game with precision and ease!

## Quick Answers

- **What is this?** ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk by alwsci
- **How much does it cost?** $36.29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/702589439-alwsci-hplc-pre-slit-9-425-screw-thread-vial-yellow)

## Best For

- alwsci enthusiasts

## Why This Product

- Trusted alwsci brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Pack Efficiency:** 100 caps per pack to keep your workflow uninterrupted
- • **Vibrant Yellow Screw Cap:** High-visibility polypropylene caps for quick vial identification
- • **Durable & Chemical-Resistant:** Blue PTFE-faced white silicone septa ensure contamination-free sampling
- • **Effortless Needle Penetration:** Pre-slit liner reduces injection resistance and protects needles
- • **Seamless Autosampler Compatibility:** Fits 1.5-2 mL 9-425 vials for versatile lab use

## Overview

The ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Caps feature a 9 mm yellow polypropylene screw cap with a blue PTFE-faced white silicone pre-slit septa, designed for easy needle penetration and compatibility with most autosampler vials sized 1.5 to 2 mL. Sold in packs of 100, these caps enhance lab efficiency and sample integrity.

## Description

ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk: desertcart.com: Industrial & Scientific

Review: good for hplc - Great cheap caps for gc and hplc vials
Review: Bad buy - Way to small

## Features

- Manufactured with Yellow polypropylene 9-425 9 mm type threaded vial caps
- Pre-slit liner , more easy to pierce , protect injection needle
- With Blue PTFE Faced White silicone ,pre-slit Liner
- Yellow screw cap with hole + PTFE / Silicone septa also compatible with most Autosampler vials
- Suitable for 1.5 mL, 1.8 mL, 2 mL 9-425 vials

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09NNKVKK7 |
| Best Sellers Rank | #48,680 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #12 in Lab Autosampler Vials #468 in Lab Chromatography Supplies |
| Date First Available | December 15, 2021 |
| Item Weight | 1.13 ounces |
| Manufacturer | ALWSCI |
| Package Dimensions | 6.77 x 4.57 x 0.63 inches |

## Images

![ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk - Image 1](https://m.media-amazon.com/images/I/51PSXF8dtFL.jpg)
![ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk - Image 2](https://m.media-amazon.com/images/I/51bG4vbX6BL.jpg)
![ALWSCI HPLC Pre-Slit 9-425 Screw Thread Vial Yellow Caps, 9 mm, Blue PTFE/White Silicone Septa, 100 pcs/pk - Image 3](https://m.media-amazon.com/images/I/616b-mOsnYL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ good for hplc
*by N***Q on May 24, 2019*

Great cheap caps for gc and hplc vials

### ⭐ Bad buy
*by B***N on January 21, 2021*

Way to small

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**Shop now:** [https://www.desertcart.us/products/702589439-alwsci-hplc-pre-slit-9-425-screw-thread-vial-yellow](https://www.desertcart.us/products/702589439-alwsci-hplc-pre-slit-9-425-screw-thread-vial-yellow)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-01*