Overview
A 5-piece headspace vial kit is a standardized set of laboratory consumables for gas chromatography (GC) analyses. It typically includes vials, crimp caps, and septa designed to maintain sample integrity during volatile compound testing. These kits are widely used in pharmaceuticals, environmental monitoring, and food safety due to their reproducibility and minimal interference. Headspace vials prevent contamination and evaporation, critical for trace-level analyses. The 5-piece configuration balances cost-efficiency with workflow needs, making it a common choice for routine testing. Compatibility with automated samplers is a key consideration.
Physical and Chemical Properties
Headspace vials are typically made of borosilicate glass (e.g., Type I) or inert polymers like polypropylene. Glass vials offer high thermal stability (up to 300°C) and low extractables, while polymer vials are shatterproof but may have lower temperature limits. The septa are usually silicone-based with PTFE liners to resist solvents and reduce adsorption. Standard vial volumes range from 10–20 mL, with crimp caps ensuring hermetic seals. Key metrics include septum leakage rates (<0.5% helium loss/hour) and vial dimensional tolerance (±0.1 mm).
Main Applications
These kits are indispensable in residual solvent analysis (USP <467>), blood alcohol testing, and environmental VOC monitoring. Pharmaceutical labs use them for drug formulation stability studies, while food manufacturers test for packaging migration compounds. In forensic toxicology, headspace vials enable reliable ethanol quantification. Their airtight design also supports cannabis terpene profiling. Autosampler-compatible kits streamline high-throughput workflows in contract research organizations (CROs).
Safety and Storage
Store vials in clean, dry environments to prevent particulate contamination. Unused septa should be kept in sealed bags to avoid silicone degradation. Always inspect vials for cracks or defects before use to prevent sample loss or instrument damage. When handling, use nitrile gloves to minimize fingerprints. Used vials with biohazardous contents require proper disposal per local regulations. Polymer vials may need protection from UV light to prevent material degradation.
B2B Procurement Guide
Bulk purchases (100+ kits) often reduce unit costs by 15–30%. Verify certifications like ISO 9001 and USP Class VI (for septa) with suppliers. Request batch-specific CoA for extractables testing data. Leading manufacturers include Agilent, Thermo Fisher, and Restek. For GC-MS applications, prioritize kits with pre-baked septa to reduce background noise. Consider just-in-time delivery for perishable components like septa.
Related Manufacturers
- 主营：指示器、手套箱、擦拭纸、顶空瓶、培养基、cdc专用、温度计、移液器、搅拌器、加热板、防护面罩、气体分割器、实验室用桶、真空防潮箱、带龙头圆形瓶、废液回收容器、超音波洗浄機、便携瓶存放箱、透明pp制塑料瓶、高速离心分离机、无尘室用擦拭布
- 主营：试剂瓶、铝箔封口垫片、聚丙烯瓶、色谱进样瓶、液体聚酯瓶、固体聚酯瓶、口服液体瓶、棕色试剂瓶、食品罐、广口塑料瓶、血清瓶、农药瓶、蛋白粉桶
- 主营：浓度监、分析仪、监测仪、顶空进样器、剂量计、报警仪、天然气、能谱仪、测量仪、水质分、水分仪、半电池、黑度仪、测汞仪、测定仪、农残仪、接虫袋、流量计、浊度计、采样器、传声器、消解器、噪声计、氮吹仪、酒石酸、硬度计
- 主营：矿用无压风门密闭门、拆缸机油缸拆装机、矿用防水密闭门避难硐室门、全自动顶空进样器、全百叶窗无压风门、气相色谱仪、雾炮机、镀锌电缆挂钩、矿用防火栅栏门、钻孔应力计、T 型钢带W钢带、矿用卡绳器、内燃双头螺栓扳手、单体液压支柱拆柱机、电液推杆、斜井防跑车装置、矿用平板车、氢气发生器、阀柱实验台、电动卷扬机、燃气分析仪、空气发生器、机载临时支护装置、掘进机临时支护、拆缸机
- 主营：油缸拆缸机、矿灯充电柜、机载临时支护装置、顶空进样器、矿用平板车、皮带纠偏装置、岩心切割机、自动隔爆装置、液压起道机、钢轨锯轨机、钢轨打磨机、铁路捣固镐、缓冲条、防溢裙板、气相色谱仪、氢气发生器、燃气分析仪、钻孔应力计、矿用卡绳器、顶板离层仪、电缆挂钩、铁路道岔、托辊、扭矩放大器、固定式矿车
- 主营：气相色谱仪、气相色谱分析仪
- 主营：柱层析硅胶、色谱填料、色谱板、色谱自动进样瓶、SPE小柱、介孔二氧化硅、粗孔微球硅胶、催化剂载体、二氧化硅开口剂、牙膏专用二氧化硅(水合硅石)、啤酒稳定剂(啤酒硅胶)、硅胶猫砂、健康指示猫砂、水晶猫砂、冰山猫砂、NH2氨基填料、PSA填料、C18、C2、RP-18、RP-2、-SH巯基硅胶、氨丙基硅胶、粗孔微球二氧化硅、粗孔微球、开口剂
- 主营：油缸拆缸机、机载临时支护装置、燃气分析仪、顶空进样器、气相色谱仪、液压纠偏装置、货叉、电液推杆、镀锌电缆挂钩、雾炮机、氢气发生器、道口板、缓冲条、岩心切割机、防溢裙板、防爆电阻箱、皮带探伤仪、钻孔应力计、矿浆取样机、避难硐室门、防水密闭门、无压风门、内燃螺栓扳手、工地洗车机、围挡喷淋
- 主营：拆缸机、单臂式机载临时支护、机载临时支护装置、顶空进样器、油缸拆装机、快速卡绳器、单体支柱硬连接、捣固镐、钢轨打孔机、轮胎保护链、矿用平板车、犁式卸料器、岩心切割机、镀锌电缆挂钩、电焊机、气相色谱仪、液压紧链器、雾化消毒门、电液推杆、气动喷涂机、拆柱机、钻孔应力计、电缆挂钩、燃气分析仪、皮带纠偏装置、防溢裙板
- 主营：石墨管、空心阴极灯、元素灯、原子荧光灯、氘灯、雾化器、样品杯、样品管、标准溶液、紫外氘灯、钨灯、炬管、石墨锥、原子吸收光谱仪、原子荧光光谱仪、ICP光谱仪、ICP质谱仪
- 主营：针头滤器、微孔滤膜、灭菌滤器、进样瓶、一次性灭菌针头滤器、PVDF过滤膜、PES过滤膜
- 主营：anatela643toc、TOC耗材、水质分析预制试剂、水质在线监测试剂、药典标准物质、生物试剂、化学试剂
- 主营：红色荧光微球、核酸提取磁珠、红色羧基微球
- 主营：无水乙醇、实验室溶剂、无水甲醇、色谱进样瓶、四氢呋喃、乙腈、二氯甲烷、二甲基甲酰胺、异丙醇、苯甲醇、丙三醇、甘露醇、十六醇、十八醇、草酸、磷酸、硼酸、碘化钾、标准溶液、实验室耗材
- 主营：病毒采样管、DNA聚合酶、清洁验证棉签、色谱仪进样瓶、无菌拭子、粪便采样器、粪便保存液、唾液采集器、CHG涂药器、TOC瓶、血样采集卡
- 主营：离心瓶、培养皿、培养瓶、5183、螺口管、冻存管、离心管、灭菌吸头、滤芯吸头、导电吸头、滤芯吸嘴、工作站吸头、无热源吸头、细胞移液管、细胞培养板、灭菌枪头盒、移液器吸头、三角细胞摇瓶