83714

XLT4 Agar Supplement

liquid, for enterobacteriaceae, for Salmonella spp., vial of 100 mL, suitable for microbiology

• Synonym(s): Sodium tetradecyl sulfate, 7-Ethyl-2-methyl-4-undecyl sodium salt, Niaproof^® 4, Sodium tetradecyl sulfat, Sodium7-ethyl-2-methyl-4-undecyl sulfate, Tergitol^™ 4, Sodium tetradecyl sulfate Solution 26-28 %, Xylose Lysine Tergitol-4 Agar Supplement
• Empirical Formula (Hill Notation): C₁₄H₂₉NaO₄S
• CAS Number: 139-88-8
• Molecular Weight: 316.43
• NACRES: NA.85
• PubChem Substance ID: 329769085
• UNSPSC Code: 41171614
• MDL number: MFCD00072416

Properties

• Quality Level: 100
• sterility: sterile
• form: liquid
• shelf life: limited shelf life, expiry date on the label
• packaging: vial of 100 mL
• color: light yellow
• application(s): environmental; food and beverages, microbiology
• compatibility: for use with GranuCult^® XLT4 Agar Base
• suitability: Salmonella spp., enterobacteriaceae
• SMILES string: [Na+].CCCCC(CC)CCC(CC(C)C)OS([O-])(=O)=O
• InChI: 1S/C14H30O4S.Na/c1-5-7-8-13(6-2)9-10-14(11-12(3)4)18-19(15,16)17;/h12-14H,5-11H2,1-4H3,(H,15,16,17);/q;+1/p-1
• InChI key: FVEFRICMTUKAML-UHFFFAOYSA-M

Description

General description

XLT4 Agar Supplement is a sterile, liquid additive containing sodium tetradecyl sulfate (26–28 %), a surfactant that selectively inhibits accompanying flora, ensuring accurate identification of target pathogens. It is specifically designed for use with XLT4 Agar Base to enhance the isolation and identification of pathogenic Enterobacteriaceae, particularly Salmonella spp. The supplement is compatible with GranuCult^® XLT4 Agar Base and is used in microbiological applications for food, environmental, and clinical testing.

Application

XLT4 Agar Supplement is used during the preparation of XLT4 Agar Base to isolate and identify pathogenic Enterobacteriaceae, particularly Salmonella spp., in food, beverages, and environmental samples. The supplement is widely applied in microbiological testing for food safety, environmental monitoring, and clinical diagnostics.

Legal Information

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany

Niaproof is a registered trademark of Niacet Corp.

TERGITOL is a trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Skin Corr. 1B
• Storage Class: 8A - Combustible corrosive hazardous materials
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter