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9001-50-7
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Showing 1-30 of 869 results for "9001-50-7" within Site Content
Determination of 7 Nitrosamines in Drinking Water
Nitrosamines analysis by solid phase extraction (SPE) and subsequent gas chromatography-tandem mass spectrometry (GC-MS/MS) according to GB 5750.10-2023.
Oligonucleotide Quality Control & Quality Assurance
The foundation of Sigma's manufacturing process is a robust QMS, which drives compliance to ISO 9001:2008 certification.
Color Determination of Sugar based on ICUMSA Color GS1-7
Learn about the ICUMSA® method GS1-7 to measure the color of sample solutions of raw sugar, brown sugar, or sugar syrups.
Achieving High Efficiency in Organic Light-Emitting Devices
Electroluminescence of organic molecules has been a wellknown phenomenon for more than 50 years.
Elevated Assurance Program
Elevated Assurance Program assists IVD manufacturers in meeting regulatory standards with high-quality products and documentation.
Estimation of Proline in Fruit and Vegetable Juices
Spectrophotometric determination of proline by the Ninhydrin method, per EN 1141 and German Food and Feed Code §64 LFBG 31.00-7.
c-Src kinase (Csk)
The C-terminal c-Src kinase (Csk) is a 50-kDa cytosolic tyrosine kinase expressed in all examined cell types
RNA Therapeutics & Delivery USA
Visit us at booth #7 to learn about our solutions to help you overcome your mRNA manufacturing and LNP formulation challenges.
Product Safety
Product Safety staff ensures global compliance with comprehensive Safety Data Sheets, promoting safe product handling in over 50 languages.
cOmplete™, Mini, EDTA-free Protocol
Dissolve one tablet in 10 ml aqueous buffer or water. If high proteolytic activity is present, dissolve one tablet in 7 ml buffer.
These Savings are a Home Run
Make us part of your team this summer. Slide into savings of 10% - 50% off select product portfolios now through June 27th.
GC Analysis of Terpenes in Cannabis on Equity-1 after Headspace SPME
GC Analysis of Terpenes in Cannabis on Equity®-1 after Headspace SPME using 50/30 μm DVB/CAR/PDMS Fiber
Color Determination of Sugar Based on ICUMSA Color GS2-10
ICUMSA® Method GS2-10 to measure the color of sample solutions of white sugar with a color index up to 50 IU.
GenElute™ Gel Extraction procedure
The GenElute Gel Extraction kit is designed for the rapid purification of 50 bp to 10 kb linear DNA fragments and plasmids from standard or low-melting agarose gels.
Scepter™ 3.0 Cell Counter – How it Works
Scepter™ counting is 7 to 10 times faster than hemocytometry-and also faster than other automated counters. Learn more about how this amazing technology works
Enzymatic Assay of Cathepsin B
Cathepsin B is a lysosomal cysteine proteinase with broad specificity. This protocol uses Nα–CBZ–Arg–Arg–7–amido–4–methylcoumarin as the substrate for fluorometric detection of Cathepsin B activity.
How to Interpret Dose-Response Curves
Learn how to interpret dose-response curves, Kd, and ED50 to determine the right concentrations of small molecule agonists or antagonists in experimental studies.
Review of O-Linked Glycoproteins
O-Linked glycoproteins are usually large proteins with a molecular mass of >200 kDa. Glycosylation generally occurs in high-density clusters and may represent as much as 50-80% of the overall mass.
Standard Methods 6040D: GC Analysis of Geosmin and 2-MIB on SLB®-5ms after SPME using 50/30 µm DVB/Carboxen/PDMS Fiber
Separation of 2-Isopropyl-3-methoxypyrazine 20 ppt; 2-Isobutyl-3-methoxypyrazine; 2-Methylisoborneol; (±)-Geosmin 10 ppt
Assay of Betamethasone Sodium Phosphate by HPTLC
Development of an HPTLC based method, using Silica Gel 60 F254 plate, to determine Betamethasone Sodium Phosphate over a concentration range of 1 to 7 µg/spot.
Gastrointestinal Organoid Biobank
Browse over 50 patient-derived human intestinal organoids from our PDO biobank. Various ages, sex, tissue origin and diseases available (normal, tumor organoids, ulcerative colitis).
Summer Sale Promo - Synthetic Chemistry
Spend less time this summer searching for ways to save on your synthesis research and more time at the bench (or the beach!).
Now through July 29, save up to 50% off select Synthetic Chemistry products
Summer Sale Promo - Synthetic Chemistry
Spend less time this summer searching for ways to save on your synthesis research and more time at the bench (or the beach!).
Now through July 29, save up to 50% off select Synthetic Chemistry products
In Vitro Differentiation of Human PBMC and CD34+ Derived Monocytes into Mature CD83+/CD14- Dendritic Cells
Generate mature human dendritic immune cells from PBMCs or CD34+ stem cell derived monocytes in 7 days in defined and serum-free dendritic cell culture media. Explore over 350 PromoCell products.
Obtaining Ultrapure Water for Sensitive PFAS Analysis by LC-MS
Sensitive PFAS testing can be performed with ultrapure water from a Milli-Q® IQ 7 system, which eliminates detectable PFAS for reliable LC-MS/MS results. See the science, see the proof.
RNase, DNase-free Protocol
0.1 mU RNase, DNase-free degrades 1 μg RNA in 30 min at + 37 °C in a reaction volume of 50 μL PCR grade water. The protein concentration of RNase, DNase-free is 0.5 μg/μL.
3D Mammosphere Culture Media
3D mammosphere culture protocol used to expand human MCF-7 and MDA-MB-231 breast cancer cells in serum-free/xeno-free stem cell culture media. Explore over 350 PromoCell products on Sigma.com.
Small Changes To Test Strips For Significant Environmental Impact
Our pH test strips and other semi-quantitative test strips for ions and different compounds have been trusted for more than 50 years. We are introducing small changes to test strips like reducing plastic use and moving to more sustainable packaging
ISO Certificates and Site Quality Self-Assessments
We are committed to product quality, manufacturing effectiveness and meeting customer expectations.
Certificates & Policies
Plastics & Printing Styling Impulse
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