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CHANCE INC.

——Linking Innovations, Harnessing Trends.——

Brown glass vial with blue screw cap and graduation marks, capacity of 1.5 ml.Laboratory plastic tubes and caps on a white background, with handwritten markings on the surface.Brown and clear glass bottles arranged by size, increasing from smallest to largest.White 200 microliter adjustable pipette with yellow button on top, suitable for laboratory operations.

C2M（Customer to Manufactory）

Numerous cooperative customers

Numerous cooperative suppliers

Experienced service team

Yamada Kazuko

The other day, I used the chromatographic sample bottles you provided through OEM, and I am very satisfied. The quality is high and they are durable. Thank you!

Giovanni Rossi

I purchased your microwave containers and was very satisfied. The price was half that of the original manufacturer, but the quality is the same and the durability even better. Thank you very much!

Best regards

Mr. Supanut Tanasin (Mr. Supanut Tanasin)

You and your team did an excellent job! Your products are of very good quality, and you also helped us source resources from China through your channels. You are a great friend of ours!

Thank you very much!

Mr. Somchai Saithong

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Technical database

How to Prevent Microcentrifuge Tube Cracking at High RCF and Maximize Biomolecule Recovery
How to Prevent Microcentrifuge Tube Cracking at High RCF and Maximize Biomolecule Recovery In molecular biology, proteomics, and multi-omics sample preparation, standard microcentrifuge tubes (1.5 mL / 2.0 mL) frequently encounter two critical failure modes: tube wall rupture or cap pop-off during high-speed centrifugation (), and target
Created on 09.07
How to Extend SPME Fiber Lifespan by 200% and Lower Cost-per-Injection in GC Analysis
How to Extend SPME Fiber Lifespan by 200% and Lower Cost-per-Injection in GC Analysis How to Extend SPME Fiber Lifespan by 200% and Lower Cost-per-Injection in GC AnalysisSolid-Phase Microextraction (SPME) is an indispensable, solvent-free sample preparation technique for volatile flavor, fragrance, food, and environmental water a
Created on 09.06
How to Eliminate VOC & Phthalate Blank Interference in EPA 524/624 Water Testing
How to Eliminate VOC & Phthalate Blank Interference in EPA 524/624 Water Testing In environmental testing laboratories running trace Volatile Organic Compounds (VOCs) by Purge-and-Trap GC-MS (such as EPA Methods 524.2, 524.3, 624.1, and 8260D), method blank contamination is a primary reason for failed Quality Control (QC) batc
Created on 09.05
How to Eliminate Syringe Filter Extractables and Ghost Ions in LC-MS/MS Trace Analysis
How to Eliminate Syringe Filter Extractables and Ghost Ions in LC-MS/MS Trace Analysis In untargeted metabolomics, high-resolution mass spectrometry (HRMS) screening, and pharmaceutical Extractables & Leachables (E&L) testing, sample clean-up with standard syringe filters frequently introduces severe chemical background contamination
Created on 09.02
Eliminating Thread Stripping and Septum Slippage in EPA 524.2 VOA Sampling
Eliminating Thread Stripping and Septum Slippage in EPA 524.2 VOA Sampling In environmental testing laboratories executing trace Volatile Organic Compound (VOC) analysis via Purge-and-Trap GC-MS (such as EPA Methods 524.2, 524.3, 624.1, and 8260D), sample integrity starts at the point of collection. Field technicians an
Created on 09.01
How to Eliminate VOC & Phthalate Blank Interference in EPA 524/624 Water Testing
How to Eliminate VOC & Phthalate Blank Interference in EPA 524/624 Water Testing In environmental testing laboratories running trace Volatile Organic Compounds (VOCs) by Purge-and-Trap GC-MS (such as EPA Methods 524.2, 524.3, 624.1, and 8260D), method blank contamination is a primary reason for failed Quality Control (QC) batc
Created on 08.31
How to Eliminate Septa Coring, Needle Clogging, and Ghost Peaks in GC-MS & HPLC Sequences
How to Eliminate Septa Coring, Needle Clogging, and Ghost Peaks in GC-MS & HPLC Sequences In high-throughput GC-MS and HPLC sequences, ghost peaks and fluctuating baselines frequently stem from a common mechanical issue: septum coring. When autosampler needles repeatedly pierce non-optimized septa, small fragments shear off into the sa
Created on 08.30
How Guard Columns Cut Analytical GC Column Replacement Costs by 40%
How Guard Columns Cut Analytical GC Column Replacement Costs by 40% In high-throughput environmental, food safety, and toxicology testing, complex sample matrices containing non-volatile lipids, pigments, and heavy particulates rapidly contaminate the inlet section of capillary GC columns. This contamination cause
Created on 08.29
Eliminating Needle Crashes and Dead Volume in Micro-Volume LC/GC Injections (<10 µL)
Eliminating Needle Crashes and Dead Volume in Micro-Volume LC/GC Injections (<10 µL) In metabolomics, forensic toxicology, natural product isolation, and trace organic synthesis, total sample availability is often restricted to 10–50 µL. Handling these micro-volumes in standard 2 mL autosampler vials creates two major failure point
Created on 08.25
Eliminating Active Site Breakdown & Peak Tailing for Polar Pesticides in GC/GC-MS
Eliminating Active Site Breakdown & Peak Tailing for Polar Pesticides in GC/GC-MS In trace pesticide residue testing (e.g., organophosphorus, organochlorines) and forensic toxicology workflows, polar analytes like methamidophos, acephate, pentachlorophenol, and endrin frequently suffer from severe peak tailing, declining respon
Created on 08.25
Crimp vs. Screw Top Headspace Vials: Maximizing Reproducibility in Residual Solvent Analysis
Crimp vs. Screw Top Headspace Vials: Maximizing Reproducibility in Residual Solvent Analysis In Headspace Gas Chromatography (HS-GC), peak area reproducibility directly depends on vial seal integrity. A common cause of high Relative Standard Deviation (RSD > 15%) during residual solvent analysis or volatile organic compound (VOC) testing i
Created on 08.24
Clogging, Blown Housings, and Thumb Fatigue: How to Choose the Right Filtration Method for Viscous and Complex Samples
Clogging, Blown Housings, and Thumb Fatigue: How to Choose the Right Filtration Method for Viscous and Complex Samples Clogging, Blown Housings, and Thumb Fatigue: How to Choose the Right Filtration Method for Viscous and Complex Samples Sample filtration prior to HPLC, UHPLC, or LC-MS analysis is essential for protecting columns and internal instrument flow paths
Created on 08.22