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Autosampler Vials General

1 Why are the same autosampler vials listed as 2mL, 1.8mL, 1.5mL, etc. by different suppliers? Featured

There are a number of ways to consider the volume of a vial. One way is if you fill the vial all the way up until there is no headspace when the cap is secured. You could call this a 2mL vial. In practice…

2 Are polypropylene screw top vials and caps free of metals (sodium, potassium, magnesium, and calcium)?

Polypropylene screw top vials (Item# 9502S-PP-CLEAR) are not tested for metal content. However, we would expect it to be low since metals are not used in the manufacturing process. Since the vial are…

3 Are polypropylene vials suited to avoiding vial adsorption issues with proteins compared to normal glass?

Yes, polypropylene as a vial material is a good choice for protein analysis because normal borosilicate glass vials are known to adosrb some types of analytes such as proteins, peptides, and amines. This…

4 Are septa in autosampler vial caps self sealing, inert and compatible with organic solvents?

All of our septa are self-sealing and lined with PTFE or other fluoropolymer for inertness. These solvents do not present a compatibility issue but acetonitrile and ethers are very volatile and may evaporate…

5 Are the AQ™ Advanced Quality brand of LCMS vials compatible with DMSO?

DMSO is not considered reactive towards any polypropylene vial product. Still, one should always be aware of the possibility when using DMSO with laboratory plastic that under some conditions, extractables…

6 Are the MS-compatible polypropylene vials (Cat No. 9532S-MS) hydrophobic or hydrophilic?

The vial is made of MS-compatible polypropylene, which consists only of repeating hydrocarbon monomer units: These polymers have no polar or ionizable groups so the polypropylene vials are hydrophobic.…

7 Are the RSA vial write on patches made of ceramic or epoxy paint?

RSA™ vials, both amber and clear that are supplied with the write on patches are made with a ceramic patch and NOT an epoxy paint. Lower quality brands of vials are supplied with epoxy paint to keep…

8 Are the RSA™ vials ISO certified?

No, the RSA™ vials and inserts do not come with an ISO certification or a certificate. However, the process with which the vials are manufactured is ISO certified. A certificate of QC conformance for…

9 Are there autosampler vials that are pyrogen free?

The RSA™ or Reduced Surface Activity autosampler vials are pyrogen free when manufactured as they are made sterile and are never touched by human hands. They are then packaged, including shrink wrapped…

10 Are your HPLC and GC autosampler vials & caps sealed from outside moisture?

The vials & caps are designed for general HPLC or GC applications. Criteria of quality for BASIK™ and MicroSolv™ Brands include suitable fit for the autosampler (not jamming during injections,…

11 Autoclaving inserts with plastic feet is not recommended.

Autoclaving glass or plastic inserts with attached plastic springs is not recommended. While the glass can withstand temperatures up to 1,000°F, the polyetheylene spring will become deformed, may crack…

12 Can amber or clear polypropylene vials be sterilized with autoclaving or ethylene oxide?

Polypropylene autosampler vials 9502S-PP-Clear or 9502S-PP-Amber should not be autoclaved becuase they may warp during heating. However, you can use ethylene oxide gas to sterilize the vials if you do…

13 Can I sterilize screw caps for autosamplers that have silicone/PTFE septa?

Yes, if you use heat/steam or gamma irradiation, the MicroSolv™ and the BASIK™ brands of 8mm, 9mm and 10mm screw caps can be sterilized or autoclaved for up to 15 minutes. Autosampler Vial Information…

14 Can your all silicone cap mats be sterilized using 121°C, 15-30 minutes at 16-17 psi?

Yes, the silicone cap mats can be sterilized using heat at 121°C for 15-30 minutes at 16-17 psi. © Copyright MicroSolv Technology Corporation, all rights reserved.

15 Do you have a tear off crimp cap that is also magnetic?

We do not offer a magnetic tear off cap at this time because it requires aluminum (a metal soft) allow easy tearing of the cap and it is not magnetic. The magnetic material used in crimp caps is not soft…

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