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W1754 Sigma

Water

PCR Reagent

Purchase

Properties

Related Categories Core Bioreagents, General Reagents, Life Science Reagents for PCR, Molecular Biology, PCR Reaction Components,
grade   PCR Reagent
InChI Key   XLYOFNOQVPJJNP-UHFFFAOYSA-N
sterility   sterile-filtered
packaging   vial of 1.5 mL
refractive index   n20/D 1.34(lit.)
bp   100 °C(lit.)
density   1.000 g/mL at 3.98 °C(lit.)
foreign activity   DNase, none detected
  RNase, none detected

Description

Other Notes

Easily compare specifications for Water products with the Water specification table.

General description

PCR grade water is sterile-filtered. It is free from exonucleases (DNAse, RNAse) and endonuclease (NICKase) and is also free from nucleic acid contamination.

Suitability

Suitable for polymerase chain reaction (PCR)

Price and Availability


Discover the Milli-Q® IQ 7000 ultrapure water system
Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
nwg
RTECS 
ZC0110000
Protocols & Articles

Articles

Examination of Efficacy, Specificity, and Efficiency of an shRNA Lentiviral Library

Betsy Boedeker,* Gregory A. Wemhoff, Andrea Spencer, Roger Chiu, Suzanne Miller, Henry George, and Edward J. Weinstein
Betsy Boedeker, Gregory A. Wemhoff, Andrea Spencer,Roger Chiu, Suzanne Miller, Henry George and Edward J. Weinstein
LSI Volume 7 Article 1
Keywords: Amplification, Antibiotics, Cellular processes, Drug discovery, Functional genomics, Gene expression, Genomics, Molecular biology, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Reductions, Sequences, Transcription, Transduction, Vectors

Protocols

Amplification of DNA Using Jumpstart REDTaq DNA Polymerase D8187 Protocol

Note: The use of DMSO or formamide with JumpStart REDTaq DNA Polymerase is not recommended due to interference with the enzyme-antibody complex. Other co-solvents, solutes (e.g., salts) and extremes ...
Keywords: Amplification, Evaporation, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Reductions, Size-exclusion chromatography, Solvents, Titrations

Amplification of DNA Using Jumpstart Taq DNA Polymerase D9307 Protocol

Note: JumpStart Taq DNA polymerase has been shown to work effectively with up to 5% v/v DMSO. Other co-solvents, solutes (e.g., salts) and extremes in pH or other reaction conditions may reduce the a...

Amplification of Damaged DNA with Restorase DNA Polymerase (R1028)

Restorase® DNA Polymerase with 10x Reaction Buffer combines Sigma's Long and Accurate enzyme technology with a DNA repair enzyme resulting in a blend that facilitates repair and amplification of dama...
Keywords: AGE, Alkylations, Amplification, Applications, Buffers, Catalog, Catalysis, Degradations, Diagnostic, Electrophoresis, Gas chromatography, Gel electrophoresis, Instructions, Melting, Methods, Nucleic acid annealing, Nucleic acid denaturation, Nucleic acid hybridization, Polymerase chain reaction, Precipitation, Protocols, Sequences, Size-exclusion chromatography

Amplification of Genomic DNA using REDTaq DNA Polymerase

REDTaq DNA Polymerase is a convenient package that includes all the necessary components for a PCR reaction except primers, DNA template and water. The formulation has been optimized for amplificatio...
Keywords: AGE, Amplification, Applications, Buffers, Digestions, Electrophoresis, Evaporation, Formulations, Gel electrophoresis, Polymerase chain reaction, Purification, Sequencing, transformation

Antibody-Enzyme Mediated Hot Start PCR Protocol

During PCR assay preparation, nonspecific amplification can occur due to binding of PCR primers to nonspecific templates and from formation of primer dimers which result from using other primer molec...
Keywords: AGE, Amplification, Buffers, Electrophoresis, Enzyme activity, Gel electrophoresis, Nucleic acid denaturation, Polymerase chain reaction, Size-exclusion chromatography

End Point PCR Protocol for Long and Accurate DNA Amplification

Technology Overview Equipment Reagents Assay Considerations Procedure Troubleshooting Materials References

Hot Start PCR Protocol | SYBR Green JumpStart Taq ReadyMix S4438 | DNA Amplification

The single most important step in assuring success with PCR is high quality DNA preparation. Integrity and purity of DNA template is essential. Quantitative PCR involves multiple rounds of enzymatic ...
Keywords: AGE, Amplification, Diagnostic, Electrophoresis, Gas chromatography, Gel electrophoresis, Gene expression, Melting, Molecular probes, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Separation, Size-exclusion chromatography, Solvents

Hot Start dNTP protocol to reduce non-specific amplification

· How do Hot-Start dNTPs work? · Handling · Protocols for Taq DNA Polymerase—Standard PCR, Fast PCR, Multiplexed PCR and Real-Time PCR · Troubleshooting · Standard Thermal Cycling Conditions for Othe...
Keywords: AGE, Amplification, Buffers, Centrifugation, Degradations, Electrophoresis, Gel electrophoresis, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Purification, Size-exclusion chromatography

Kicqstart SYBR qPCR | Universal SYBR Green qPCR Protocol

KiCqStart SYBR Green qPCR ReadyMix is a 2X concentrated, ready-to-use reaction cocktail that contains all components, except primers and template, for real-time quantitative PCR (qPCR). This unique c...
Keywords: Amplification, Gene expression, Molecular probes, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Titrations

Long and Accurate PCR Amplification of DNA D8045 Protocol

Effective denaturation is accomplished by the use of higher temperatures for shorter periods of time or by the use of co-solvents, such as dimethyl sulfoxide. Addition of DMSO in the reaction at a fi...

Long and Accurate PCR Amplification of DNA with RedAccuTaq D4812 Protocol

Reaction Optimization Reliable amplification of long DNA sequences requires: 1) effective denaturation of DNA template, 2) adequate extension times to produce large products and 3) protection of targ...

Low Contaminant Amplification of DNA Using MTP Taq DNA Polymerase D7442 Protocol

Every precaution should be taken to avoid contamination of reagents with unknown/unwanted DNA. This includes the following:

Multiplex qPCR Protocol

In the PCR Technologies Guide, the requisite components and quality control requirements for qPCR experiments were described in detail. With those in mind, the following is a protocol that can be use...
Keywords: Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

PCR amplification of Bacterial DNA with low contamination using MTP™ Taq DNA Polymerase

MTP™ Taq DNA Polymerase is a recombinant thermostable enzyme from Thermus aquaticus expressed in E. coli and purified using a proprietary process to minimize levels of contaminating DNA. The enzyme h...
Keywords: AGE, Amplification, Applications, Electrophoresis, Evaporation, Gel electrophoresis, Gene expression, Methods, PAGE, Polymerase chain reaction, Sequences

Primer Concentration Optimization Protocol

Optimization of qPCR conditions is important for the development of a robust assay. Indications of poor optimization are a lack of reproducibility between replicates as well as inefficient and insens...
Keywords: Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

Primer Optimization Using Temperature Gradient Protocol

One approach to assay optimization is to determine the optimum annealing temperature (Ta) of the primers by testing identical reactions containing a fixed primer concentration, across a range of anne...
Keywords: Amplification, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

Quantitative Probe Based PCR for Gene Expression

In recent years Quantitative PCR has reached a level of sensitivity, accuracy, and ease to support use as a routine assay for measuring gene level expression. The field of cancer research is currentl...

Reduce Non-specific PCR Amplification- Jumpstart Taq Polymerase D4148 Protocol

Note: JumpStart Taq DNA polymerase has been shown to work effectively with up to 5% v/v DMSO. Other co-solvents, solutes (e.g., salts) and extremes in pH or other reaction conditions may reduce the a...
Keywords: AGE, Amplification, Electrophoresis, Evaporation, Gel electrophoresis, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Reductions, Size-exclusion chromatography, Solvents, Titrations

Reverse Transcription Protocol (One-step Probe Detection)

In some cases it is preferable to measure the target transcript directly, without preparing cDNA from the entire RNA sample. Such situations may include measurements on highly degraded RNA or when th...
Keywords: Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Transcription

Reverse Transcription Protocol (One-step SYBR Green I Dye Detection)

In the example given below, the primer concentrations can be adjusted according to the results of optimization procedures (see Primer Concentration Optimization, Primer Optimization Using Temperature...
Keywords: Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

SPUD Assay for Detection of Assay Inhibitors Protocol

The SPUD assay is one option for identification of inhibitors that may be present in RNA or DNA samples. The assay is particularly useful when a large number of samples are to be analyzed or when tar...
Keywords: Amplification, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

SYBR® Green Extract-N-Amp™ Plant PCR Kit Protocol

The SYBR Green Extract-N-Amp Plant PCR Kit contains the reagents needed for rapid extraction, amplification and detection of genomic DNA from plant leaves. DNA is rapidly extracted from a piece of le...
Keywords: Amplification, Degradations, Diagnostic, Gas chromatography, Metabolites, Nucleic acid annealing, Nucleic acid denaturation, Nucleic acid hybridization, Phase transitions, Polymerase chain reaction, Precipitation, Purification, Size-exclusion chromatography

SYBR® Green I Dye Quantitative PCR Protocol

Although quantitative PCR uses the same basic concept as traditional PCR, the reactions differ in that the amplicons are generally smaller and are detected indirectly using an additional dye or label...
Keywords: Gene expression, Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

Standard PCR protocol

Taq DNA Polymerase is a thermostable enzyme derived from the thermophilic bacterium Thermus aquaticus. The enzyme is in a recombinant form, expressed in E. coli. It is able to withstand repeated heat...
Keywords: AGE, Amplification, Applications, Electrophoresis, Evaporation, Gel electrophoresis, PAGE, Polymerase chain reaction, Sequencing

Standard Reverse Transcription Protocol (Two-step)

Reverse transcription (RT) is the process of converting RNA to cDNA using a reverse transcriptase enzyme and dNTPs.
Keywords: Amplification, Polymerase chain reaction, Polymerase chain reaction - quantitative, Transcription

The 3'/5' Assay for Analysis of RNA Integrity Protocol

The 3’/5’ integrity assay is a potential first step in the identification of RNA degradation. The assay is particularly useful when a large number of samples are to be analyzed or when the degradatio...
Keywords: Amplification, Degradations, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Transcription

Universal SYBR Green Quantitative PCR Protocol

Technology Overview Assay Considerations Methods of Quantification Equipment & Supplies PCR Mix Selection Guide Protocol Troubleshooting Materials References
Keywords: AGE, Amplification, Buffers, Degradations, Electrophoresis, Enzyme activity, Gas chromatography, Gel electrophoresis, Gene expression, Genetic, Melting, Microarray Analysis, Nucleic acid annealing, Nucleic acid denaturation, Nucleic acid hybridization, Polymerase chain reaction, Polymerase chain reaction - quantitative, Polymorphisms, Purification, Sample preparations, Size-exclusion chromatography, Solvents, Titrations

qPCR Efficiency Determination Protocol

Once an assay has been optimized, it is important to verify the reaction efficiency. This information is important when reporting and comparing assays. In this example protocol, the assay efficiency ...
Keywords: Amplification, Gene expression, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Transcription

qPCR Gene Expression/Copy Number Analysis Using SYBR Green I Dye Detection Protocol

Measuring a target quantity relative to one or more stable reference genes using SYBR Green I dye detection is a common application of qPCR. Below is a standard protocol that can be adapted to specif...
Keywords: Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Transcription

qPCR Gene Expression/Copy Number/SNP Analysis Using Probe Detection Protocol

The most common application for qPCR is the measurement of a gene transcript or copy number quantity relative to one or more reference genes using probe detection. The reactions may be designed such ...
Keywords: Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Transcription

qPCR Reference Gene Selection Protocol

Analysis of gene expression data requires a stable reference or loading control. This reference is usually one or more reference genes. Suitable reference genes are those which are unaffected by diff...
Keywords: Gene expression, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography, Transcription

qPCR Using a Single Detection Probe Protocol

In the PCR Technologies Guide, the requisite components and quality control requirements for qPCR experiments were described in detail. With those in mind, the following is a protocol that can be use...
Keywords: Nucleic acid annealing, Nucleic acid denaturation, Polymerase chain reaction, Polymerase chain reaction - quantitative, Size-exclusion chromatography

Related Content

PCR Selection Guide

Sigma-Aldrich offers a wide variety of PCR reagents to meet any experimental needs. Our range of polymerases is customized to meet your End-Point PCR, qPCR, or RT-PCR needs. Our products vary from ro...
Keywords: Polymerase chain reaction, Polymerase chain reaction - quantitative

Peer-Reviewed Papers
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