
Fueling Discovery With Trusted Biochemicals
Elevate your results with precision biochemicals.
Save Up to 97% ›
Fueling Discovery With Trusted Biochemicals
Elevate your results with precision biochemicals
Save Up to 97% ›Save on Quality Biochemicals for Reliable Results
Achieve reliable, reproducible results with a wide range of high-quality biochemicals, including buffers, standards, water, and amino acids. Designed to meet the precise needs of molecular biology, cellular analysis, chromatographic separation, and protein detection workflows, our biochemicals are competitively priced and uphold a commitment to excellence.
Choose from over 2800 popular items and enter promo code 21695 at checkout to unlock exclusive discounts on your purchase. Take advantage of our exceptional selection and unbeatable prices before 20th December 2024.

Water | 3% max. |
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Viscosity | 400 mPa/s at 25°C |
Boiling Point | 100°C |
Ignition Residue | 0.25% max. |
Molecular Weight (g/mol) | 522.68 |
Hydroxyl Value | 96 to 108 |
Color | Amber |
Physical Form | Viscous Liquid |
Chemical Name or Material | Polysorbate 20 |
SMILES | CCCCCCCCCCCC(=O)OCCOCC(OCCO)C1OCC(OCCO)C1OCCO |
Identification | Pass Test |
InChI Key | HMFKFHLTUCJZJO-UHFFFAOYNA-N |
ChemAlert Storage Symbol | Gray |
Density | 1.100g/cm³ |
PubChem CID | 443314 |
CAS | 9005-64-5 |
Health Hazard 3 | Emergency Overview May cause eye, skin, and respiratory tract irritation. Use personal protective equipment. Ensure adequate ventilation. Wash off immediately with plenty of water for at least 15 minutes. Get medical attention immediately if symptoms occur. Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Obtain medical attention. Move to fresh air. If breathing is difficult, give oxygen. Get medical attention immediately if symptoms occur. Do not induce vomiting. Obtain medical attention. Obtain medical attention. . NFPA Health:1 Flammability:1 Instability:0 |
MDL Number | MFCD00165986 |
Health Hazard 2 | CAUTION! |
pH | 6 |
Synonym | Polyoxyethylene-20-sorbitan Monolaurate,Polyoxyethylenesorbitan monolaurate |
Recommended Storage | RT |
IUPAC Name | 2-[2-[3,4-bis(2-hydroxyethoxy)oxolan-2-yl]-2-(2-hydroxyethoxy)ethoxy]ethyl dodecanoate |
Molecular Formula | (C2H4O)y(C2H4O)w(C2H4O)x(C2H4O)zC18H34O6 |
Thermo Scientific™ Pierce™ Concentrated Buffer Stocks (10X and 20X)
Save time using Pierce Concentrated Buffer stock solutions (10X and 20X) with simple dilutions to expedite your experiment without sacrificing quality or consistency.
Promotions are available
Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches
Ensure fresh, ready-to-use standards for pH calibration with these pH Buffer individual use pouches.
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Boiling Point | 100°C |
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For Use With (Equipment) | pH Meter and Electrode, single-use |
Solubility Information | Soluble |
Traceability to NIST | Yes |
Packaging | Pouch |
Physical Form | Liquid |
Chemical Name or Material | pH Buffer, individual use pouches |
For Use With (Application) | pH calibration |
Solution Type | Buffer |
Thermo Scientific™ SuperBlock™ Blocking Buffer
SuperBlock Blocking Buffer is an optimized solution containing a single purified glycoprotein that provides incredibly fast and effective blocking for ELISA, IHC, and western blot analysis.
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Content And Storage | Upon receipt store at 4°C. Product is shipped at ambient temperature. |
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Blocking Agent | Single purified protein |
For Use With (Application) | ELISA,Western Blot |
Product Line | SuperBlock™ |
Gibco™ Water For Injection (WFI) for Cell Culture
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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High quality water for use as a solvent in the preparation of cell culture media and laboratory reagents.
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Shipping Condition | Room Temperature |
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Treatment(s) | None |
Purification Method | Distilled and filtered (0.1 μm) |
pH | 4 to 6 |
Grade | Cell Culture |
Recommended Storage | Storage conditions: 15 to 30°C Shipping conditions: Ambient Shelf life: 24 months from date of manufacture |
Sterility | Sterile-filtered |
Product Line | Gibco™ |
Gibco™ DPBS, calcium, magnesium, glucose, pyruvate
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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Dulbecco's Phosphate-Buffered Saline (DPBS) is a balanced salt solution used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents.
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Dilution | 1 X |
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Additive | Sodium Pyruvate |
Form | Liquid |
Product Type | DPBS |
Classification | Animal Origin-Free |
Manufacturing Quality | cGMP-compliant under the ISO 13485 standard |
For Use With (Application) | Mammalian Cell Culture |
Sterility | Sterile-filtered |
Phenol Red Indicator | No Phenol Red |
Solution Type | Dulbecco's Phosphate Buffered Saline |
Product Line | Gibco™ |
Mettler Toledo pH Buffer Sachets, METTLER TOLEDO™
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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Mettler Toledo Technical pH Buffer Solutions, METTLER TOLEDO™
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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Provides a reliable all-around pH buffer. Mettler Toledo™ Technical pH Buffer Solution are specified to two decimal places and are traceable to NIST standards. Color-coded solution comes in a handy 250mL plastic bottle with no-fuss labels.
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For Use With (Equipment) | pH Electrode |
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Traceability to NIST | Yes |
Quantity | 250 mL |
Grade | Technical |
For Use With (Application) | pH measurement, electrode calibration |
Thermo Scientific™ StartingBlock™ Blocking Buffer
StartingBlock Blocking Buffer is a single purified protein for fast blocking of western blots and ELISA assays.
Promotions are available
Content And Storage | Upon receipt store at 4°C. |
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Form | Liquid |
Product Type | Blocking Buffer |
Blocking Agent | Single purified protein |
Product Line | StartingBlock™ |
Invitrogen™ Novex™ Tris-Glycine SDS Running Buffer (10X)
Formulated for separation of proteins, in their denatured state, on Novex Tris-Glycine gels
Promotions are available
Chemical Name or Material | Running Buffer |
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Concentration | 10X |
Product Line | Novex |
Gibco™ HBSS, calcium, magnesium
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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Hanks' Balanced Salt Solution (HBSS) is used for a variety of cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents.
Promotions are available
Invitrogen™ PBS (Phosphate-Buffered Saline) Tablets
Phosphate-buffered saline (PBS) is a balanced salt formulation used for a variety of cellular applications.
Promotions are available
Thermo Scientific™ Pierce™ Endotoxin-Free Water
Pierce Endotoxin-Free Water is free of endotoxins and enzymes, including DNAse, RNAse, and proteases. Recommended for the dilution of endotoxin standards and test samples for all endotoxin detection assays and molecular biology or general biochemistry applications. Contains <0.005 EU/mL endotoxin.
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Gibco™ CTS™ DPBS, without calcium chloride, without magnesium chloride
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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Gibco Cell Therapy Systems (CTS) DPBS is the classic Dulbecco's phosphate-buffered saline. This particular formulation lacks calcium, magnesium, and phenol red.
Promotions are available
Shipping Condition | Room Temperature |
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Dilution | 1X |
Content And Storage | Store at 15–30°C. |
Additive | No Calcium, No Magnesium |
Form | Liquid |
Product Type | DPBS |
Classification | AOF |
Manufacturing Quality | ISO13485, MDSAP, FDA-registered, 21 CFR820 |
Shelf Life | 36 months from date of manufacture |
For Use With (Application) | Cell and Gene Therapy Research, Development, and Manufacturing |
Sterility | Sterile-filtered |
Solution Type | Dulbecco's Phosphate Buffered Saline |
Thermo Scientific™ Pyrophosphatase, inorganic (0.1 U/μL)
Catalyze the hydrolysis of inorganic pyrophosphate to two orthophosphates.
Promotions are available
Terms & Conditions
*Discount will apply to qualifying orders received by Fisher Scientific channel between 02/12/2024 and 20/12/2024. Promotion code must be presented at the time of order. Discount applies to the list price in effect at the time the order is received. Promotion cannot be combined with other discounts or promotions. Offer void where prohibited, licensed, or restricted by federal, state, provincial, or local laws or regulation or agency/institutional policy. Other restrictions may apply.