Chemicals Reagents H

Grade: HPLC Grade CAS No.: 142-82-5 UN No.: UN1206 Class: 3 Pkg. Group: PG II

Application: To be used with: see related products General description: Visit our HYDRANAL center to learn more. Protocols & Applications: Water Determination in Chocolate and Cocoa Legal Information: HYDRANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

Empirical Formula: C₁₀H₁₂O₂ Linear Formula: C₆H₅COC(CH₃)₂OH Formula Weight: 164.20 MDL Number: MFCD00040710 Purity: 97% Boiling Point: 102-103 °C/4 mmHg(lit.) Density: 1.077 g/mL at...

General Description A solution containing polysucrose and sodium diatrizoate, adjusted to a density of 1.077 g/mL. This medium facilitates the recovery of large numbers of viable mononuclear cells. Legal Information Histopaque is a registered trademark of Sigma-Aldrich Co. LLC

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG Synonyms: (1R,9S)-(-)-beta-Hydrastine Molecular...

This product is not available from other suppliers Produced under the highest industry standards to ensure superior results Hypoxanthine and Thymidine (HT) media is a "rescue media" that provides pre-formed purines and pyrimidines to overcome the effects of residual intracellular...

Specific Activity: ~450 units/mg protein (At 25 °C and pH 7.6 with D-glucose and ATP as the substrates.) Storage: 2-8°C UNSPSC Code: 12352204 RIDADR: NONH for all modes of transport Application: Use Hexokinase for the determination of D-glucose , D-fructose, and D-sorbitol in food...

Synonyms: Wurster's Reagent dihydrochloride Purity Limit: ≥ 99% (Titration) CAS No.: 637-01-4 Molecular Formula: C10H16N2·2HCl Molecular Weight: 237.2 MDL No.: MFCD00012482 Appearance: White to grey or off-white crystalline powder Melting Point: 222-224 °C Storage Temperature: Store at RT...

Empirical Formula: C₄H₄F₇N Linear Formula: C₄H₄F₇N Formula Weight: 199.07 MDL Number: MFCD00014817 Purity: 96% Density: 1.456 g/mL at 25 °C

for GC derivatization, ≥99.0% Synonym(s): HFBA; HFAA; HFBA; Perfluorobutyric anhydride Empirical Formula: C₈F₁₄O₃ Formula Weight: 410.06 Linear Formula: (CF₃CF₂CF₂CO)₂O MDL Number: MFCD00000432 Purity:...

Synonym(s): N-Benzoyl-Gly-Arg Empirical Formula: C₁₅H₂₁N₅O₄ Linear Formula: C₁₅H₂₁N₅O₄ Formula Weight: 335.36 MDL Number: MFCD00055706 Storage: −20°C

Synonyms: HS; equine sera; equine serum; horse sera; sera; serum MDL No.: MFCD00164115 Storage: -20C UNSPSC Code: 12352207 Linkage: Request a serum sample Preparation Note: Collected from a controlled herd.Prepared by heating at 56 C for 30 minutes.

Formula: C9H10O3 Formula weight: 166.18 Purity: 99% CAS Number: 552-41-0 Harmonized Tariff Code: 2914.50 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements:...

Molecular Formula: C14H18ClN3O2S Molecular Weight: 327.83 Linear Structural Formula: C14H18ClN3O2S MDL Number: MFCD00943198 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect...

Synonyms: 3′,5,7-Trihydroxy-4′-methoxyflavanone; 5,7-Dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-4-chromanone Formula: C₁₆H₁₄O₆ Formula Weight: 302.28 CAS No.: 69097-99-0 Storage Temperature: 2-8°C Biochem/physiol Actions: Dietary flavanone with...

CAS No.: 495-69-2 Synonyms: N -Benzoylglycine; Benzoylaminoacetic acid Formula: C₉H₉NO₃ Formula Weight: 179.17 Linear Formula: C₆H₅CONHCH₂COOH MDL No.: MFCD00002692 Purity: 0.98 Melting Point: 187-191 °C(lit.)

Synonym(s): Bis(trimethylsilyl) sulfide Empirical Formula: C₆H₁₈SSi₂ Linear Formula: (CH₃)₃SiSSi(CH₃)₃ Formula Weight: 178.44 MDL Number: MFCD00014851 Boiling Point: 164 °C(lit.) Density: 0.846 g/mL at...

reagent for coulometric KF titration in ketones (catholyte solution) RIDADR: NA 1993 / PGIII

Synonym(s): 2-Acetylphenol Formula: HOC₆H₄COCH₃ Formula Weight: 136.15 CAS No.: 118-93-4 Purity: 99% Density: 1.131g/mLat 25°C(lit.) Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 5, 100, 500 g in glass bottle

Buffer substance for KF titration RIDADR: UN 1230 3/PG 2

( E ) and (Z) isomers (50:50), analytical standard Synonym(s): 4-(1-[4-(Dimethylaminoethoxy)phenyl]-2-phenyl-1-butenyl)phenol; 4-OHT; cis/trans -4-Hydroxytamoxifen Empirical Formula: C₂₆H₂₉NO₂ Formula Weight: 387.51 Linear Formula:...

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the Issuing Pharmacopoeia. For further information and...

Hyacinth BMT activator (also known as 5-Benzylmercapto-1H-tetrazole or BTT) demonstrates important advantages in the syntheses of oligonucleotides: Coupling efficiencies of 99% with impeccable quality Lower percentage of n - 1 sequences Dramatic reduction of coupling times to under 3 minutes in RNA...