Synonym(s): β,β-Carotene; Provitamin A Empirical Formula: C₄₀H₅₆ Linear Formula: C₄₀H₅₆ Formula Weight: 536.87 MDL Number: MFCD00001556 Purity: ≥93% (UV) Storage: −20°C Beilstein Registry Number: 1917416

Formula: C₁₉H₁₀Br₄O₅S Formula Weight: 669.96

CAS No.: 110-63-4

For the detection of E. coli and other fecal coliform organisms in water, milk, foodstuffs and other materials. Synonym(s): BRILA Broth Typical Composition (g/L): Peptone 10.0; lactose 10.0; ox bile dried 20.0; brilliant green 0.0133 Preparation: 40.0g/L

1 Analyte(s) @ 1000 µg/mL in water with dilute nitric acid

Synonyms: Boc-D-HomoSer(Bzl)-OH Purity Limit: ≥ 99% (HPLC) CAS No.: 150009-60-2 Molecular Formula: C16H23NO5 Molecular Weight: 309.4 MDL No.: MFCD00270496 Appearance: White to off-white crystalline powder Melting Point: 45-57 °C Optical Rotation: [a]D20 = +15 ± 2º (C=2,…

Synonym(s): N -( tert -Butoxycarbonyl)-L-tyrosine; Boc-L-tyrosine Formula: 4-(HO)C₆H₄CH₂CH(COOH)NHC(O)OC(CH₃)₃ Formula Weight: 281.30 CAS No.: 3978-80-1 Purity: 98% Packaging: 5 g in glass bottle

Synonym(s): Allophanic acid amide; Carbamoylurea Empirical Formula: C₂H₅N₃O₂ Linear Formula: NH₂CONHCONH₂ Formula Weight: 103.08 MDL Number: MFCD00007946 Melting Point: 185-190 °C (dec.)(lit.) Beilstein…

Formula: C27H28Br2O5S Formula weight: 624.39 CAS Number: 76-59-5 Harmonized Tariff Code:  2934.99

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.ß-Carotene is an antioxidant and is one of the most important carotenoids and a…

Synonym(s): 2-Chloro-2-methylpropane Formula: (CH3)3CCl Formula weight: 92.57 Purity: 98+% CAS Number: 507-20-0 UN Number: UN1127 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2903.19 Hazard Statements: H225 Highly flammable liquid and vapour. …

Formula: HO(CH₂)₄OH Formula Weight: 90.12 CAS Number: 110-63-4

Benzonase® ELISA kit II can be used for the immunological detection and quantification of the amount of Benzonase® endonuclease present in samples, thus allowing proof of its removal. The use of specific antibodies against Benzonase® endonuclease results in a precise assay with a sensitivity of 0.2…

Synonym(s): N-[4-[4-(2-Pyrimidinyl)-1-piperazinyl]butyl]-8-azaspiro[4.5]decane-7,9-dione hydrochloride Empirical Formula: C₂₁H₃₁N₅O₂ -+ HCl Linear Formula: C₂₁H₃₁N₅O₂ -+ HCl Formula Weight: 421.96 …

For Educational, Classroom Purposes Only

(+/-)-1,3-Butanediol (BD) is a 1,3-diol. Its vapor pressure upto 270kPa, liquid-phase densities over a temperature range, two-phase (liquid + vapor) heat capacities, critical temperature and critical density have been determined. The obtained data was employed to derive various thermophysical…

Harmonized Tariff Code:  3822.00

Synonym(s): ^b-ARK1 Inhibitor, GRK2 Inhibitor Formula: C12H9NO6 Formula weight: 263.20 CAS Number: 24269-96-3 Harmonized Tariff Code:  3504.00

Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H315 Causes serious eye damage. Causes skin irritation. Precautionary Statements: P280-P305+P351+P338-P310-P362-P321-P332+P313 Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously…

for microbiology Synonym(s): BHI Broth; Brain Heart Broth

Synonyms: BTEX Solution Storage: room temp Application: Refer to the product's Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. Legal Information: TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC…

Synonym: 8-Br-cAMP CAS Number: 76939-46-3 Empirical Formula (Hill Notation) : C₁₀H₁₀BrN₅NaO₆P Molecular Weight: 430.08 Beilstein Registry Number: 7739743 MDL Number: MFCD00005844 PubChem Substance ID: 24278020 …

puriss. p.a., ACS reagent, ≥99%, ≥52% Ba basis Empirical Formula: BaN₂O₆ Formula Weight: 261.34 Linear Formula: Ba(NO₃)₂ MDL Number: MFCD00003442 Purity: ≥52% Ba basis; ≥99% Melting Point: 592 °C…

Grade: Reagent, ACS CAS No.: 76-59-5

Synonym(s): 2,8-Bis(trifluoromethyl)quinolin-4-ol Formula: C11H5F6NO Formula weight: 281.16 Purity: 97% CAS Number: 35853-41-9 Harmonized Tariff Code:  2933.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

Synonyms: N,N -Bis(2-hydroxyethyl)glycine Formula: C₆H₁₃NO₄ Formula Weight: 163.17 CAS No.: 150-25-4 Purity: ≥99% (titration) Application: Recommended buffer for low temperature biochemical work. 1 Used in the preparation of stable substrate…

Synonym(s): 1,2-(Methylenedioxy)benzene Formula: C7H6O2 Formula weight: 122.12 Purity: 99% CAS Number: 274-09-9 Packing Group: III Harmonized Tariff Code:  2932.99 Hazard Statements: H302-H315-H319-H335-H227 Harmful if swallowed. Causes skin irritation. Causes serious eye…

Harmonized Tariff Code:  3822.00 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: P281-P201-P202-P308+P313-P405-P501a Use personal protective equipment as required. Obtain special instructions before use. Do not handle until all safety precautions…

Synonyms: 16,17-Butylidenebis(oxy)-11,21-dihydroxypregna-1,4-diene-3,20-dione Formula: C₂₅H₃₄O₆ Formula Weight: 430.53 CAS No.: 51333-22-3 General description: This certified reference material (CRM) is produced and certified in accordance with ISO/IEC…

Synonyms: Saline, Borate Buffered, pH 8.2, tablets