Labware and Lab Supplies Products & Reviews

11mm aluminum crimp cap silicone/ PTFE liner

20mm polyethylene plug for headspace vials

20mm red silicone/aluminum face seal 3mm thick

2mL amber vial with 'double top' capable of taking crimp or screw cap.

1mL crimp top tapered vial - clear - for Waters

Corning® 50 mL clear polypropylene (PP) conical bottom centrifuge tubes come with the advanced polyethylene CentriStar™ caps and are bulk packed 25 per bulk bag. Foam racks can be purchased separately. The CentriStar™ cap has an easy-on/easy-off flat top and offers advanced ergonomics with its wider knurls and roll-over edge design for easier gripping. This leak-proof design comes with a revolutionary plug feature that virtual…

Versatile tubes for multiple applications

20 mL size vials made from Wheaton 180 low potassium borosilicate glass.  The background counts are consistent and low and ultraviolet transmission is high. • Available with cap attached, caps packed separately or without cap • Dimensions (OD x H): 28 mm x 61 mm (with cap attached)

Electrify your crimping and decapping operations with the new innovative Wheaton Crimpenstein™. The innovative Crimpenstein™ is engineered to improve productivity and efficiency where vials are capped with aluminum seals. The AC powered Crimpenstein™ crimper/decapper provides fast, consistent results with a simple push of a button. The ability to change jaw-sets offers an unmatched level of flexibility and economy for appli…

The range of tubes is very versatile and meets a wide variety of different demands

Droplet™ Blood Collection Tray - Designed with phlebotomists in mind! Extensive research in clinics and hospitals with working phlebotomists led to the development of the lightweight, roomy, and easy-to-clean Droplet blood collection tray by Heathrow Scientific. Along with the sturdy plastic frame, you get a set of economical, disposable inserts specifically designed for blood collection. Keeping your blood collection tray cle…

Parafilm® Sealing Film - Colorless, moisture-proof film molds to surface Stretch film tight to seal beakers, flasks, tubes, and Petri dishes. Order a dispenser separately above. Parafilm is a registered trademark of American Can Company.

For transport, storage and sample preparation

concentration: 0.01 mol/L (0.01 N Solution)HS-No.: 38220000Storage: RTLGK: 8 BDisposal: 13Specification:

additional product description: DIN 19616 (Bl. 2)HS-No.: 28151200Storage: RTLGK: 8 BDisposal: 13R: 35S: 26-36/37/39-45hazardidentification: corrosiveClass/PG: 8/IIUN-No.: UN1824WGK: 1Specification: Assay (titr.): approx. 50 %

Formula: H2O4SM: 98.08 g/molCAS-No.: 7664-93-9HS-No.: 28070010EC-No.: 231-639-5Storage: RTLGK: 8 BDisposal: 12R: 35S: 26-30-36/37/39-45hazardidentification: corrosiveClass/PG: 8/IIUN-No.: UN1830WGK: 1Other properties: hygroscopicSpecification: Assay (titr.): min. 95 %

Density (d 20°C/4°C): 0.90n 20°C/D: 1.3723Boiling point: 77°CMelting point: -83°CSolubility (20°C): 80 g/L (H2O)Formula: C4H8O2M: 88.11 g/molCAS-No.: 141-78-6HS-No.: 29153100EC-No.: 205-500-4Storage: RTLGK: 3 ADisposal: 1R: 11-36-66-67S: 16-26-33hazardidentification: irritant, highly flammableClass/PG: 3/IIUN-No.: UN1173WGK: 1Specification: Assay (GC): min. 99 %

Boiling point: 81°CDensity (d 20°C/4°C): 0.786Melting point: -46°Cn 20°C/D: 1.3442Formula: C2H3NM: 41.05 g/molCAS-No.: 75-05-8HS-No.: 29269095EC-No.: 200-835-2Storage: RTLGK: 3 ADisposal: 1R: 11-20/21/22-36S: 16-36/37hazardidentification: highly flammable, harmfulClass/PG: 3/IIUN-No.: UN1648WGK: 2Specification: Assay (GC): min. 99.9 %

Melting point: 801°CBoiling point: 1461°CSolubility (20°C): 358 g/L (H2O)Formula: ClNaM: 58.44 g/molCAS-No.: 7647-14-5HS-No.: 25010091EC-No.: 231-598-3Storage: RTLGK: 10 - 13Disposal: 14WGK: nwgSpecification: Assay (titr., calc. on dried substance): 99.0 - 100.5 %

Melting point: -46°CBoiling point: 81°CDensity (d 20°C/4°C): 0.786n 20°C/D: 1.3442Formula: C2H3NM: 41.05 g/molCAS-No.: 75-05-8HS-No.: 29269095EC-No.: 200-835-2Storage: RTLGK: 3 ADisposal: 1R: 11-20/21/22-36S: 16-36/37hazardidentification: highly flammable, harmfulClass/PG: 3/IIUN-No.: UN1648WGK: 2Specification: Assay (GC): min. 99.9 %

Note: * This AAS element standard is traceable to SRM from NIST.HS-No.: 38220000Storage: RTLGK: 8 BR: 34-37S: 26-36/37/39-45hazardidentification: corrosive, irritantClass/PG: 8/IIUN-No.: UN1789WGK: 1Specification:

Formula: C36H70MgO4M: 591.27 g/molCAS-No.: 557-04-0HS-No.: 29157000EC-No.: 209-150-3Storage: RTLGK: 10 - 13WGK: nwgSpecification: Assay (titr.): 4.0 - 5.0 % Mg

Density (d 20°C/4°C): 0.786Melting point: -46°CBoiling point: 81°Cn 20°C/D: 1.3442Formula: C2H3NM: 41.05 g/molCAS-No.: 75-05-8HS-No.: 29269095EC-No.: 200-835-2Storage: RTLGK: 3 ADisposal: 1R: 11-20/21/22-36S: 16-36/37hazardidentification: highly flammable, harmfulClass/PG: 3/IIUN-No.: UN1648WGK: 2Specification: Assay (GC): min. 99.9 %

Melting point: 212 - 215°C (dec.)Formula: C16H18N3NaO4SM: 371.39 g/molCAS-No.: 69-52-3HS-No.: 29411000EC-No.: 200-708-1Storage: RTLGK: 10 - 13Specification: Assay (HPLC): 91.0 - 102.0 %

Concentration: 0.005 mol/L (0.01 N Solution)HS-No.: 38220000Storage: RTLGK: 10 - 13WGK: 1Specification: