Reagents, S

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Reagents, S

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  • Sodium iodide, 99.9% (metals basis)

    Alfa Aesar

    Formula: NaI Formula weight: 149.89 Purity: 99.9% (metals basis) CAS Number: 7681-82-5 Harmonized Tariff Code:  2827.60 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • ALDRICH Spiro[2.4]hepta-4,6-diene, >=95.0% (GC)

    MilliporeSigma

    Empirical Formula: C7H8 Linear Formula: C7H8 Formula Weight: 92.14 MDL Number: MFCD00013274 Purity: ≥95.0% (GC) Density: 0.92 g/mL at 20 °C(lit.) Storage: −20°C Beilstein Registry Number: 969332

  • Sulfanilamide

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): p -Aminobenzenesulfonamide Empirical Formula: C6H8N2O2S Formula Weight: 172.20 Linear Formula: H2NC6H4SO2NH2 MDL Number:…

  • Silver Nitrate, 0.1N Standardized Solution

    Alfa Aesar

    CAS Number: 7761-88-88 MDL: MFCD00003414 EINECS: 231-853-9 UN#: UN3082 Hazard Class: 9 Packing Group: III Formula: AgNO3 Formula Weight: 169.87 Form: Liquid Sensitivity: Light Sensitive GHS Hazard and Precautionary Statements …

  • Sodium Standard

    Ultra Scientific

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

  • sec-Butyl Alcohol

    MilliporeSigma

    Formula: CH3CH2CH(OH)CH3 Formula Weight: 74.12 CAS Number: 78-92-2 Synonym(s): 2-Butanol

  • Standard Super Cel® fine

    MilliporeSigma

    filter aid, calcined Synonym(s): Diatomaceous earth, calcined MDL Number: MFCD00132803

  • SigmaMarker™ low range, mol wt 6,500-66,000 Da

    MilliporeSigma

    MDL Number: MFCD00165844 Application SigmaMarkers are designed for use with Laemmli SDS-PAGE, the PhastSystem (Pharmacia) and Schagger and von Jagow SDS-PAGE (Tricine). SigmaMarkers cover the range of molecular weights common to most proteins or their subunits. The wide, high and low…

  • Starch Indicator, 1% Aq. Sol., 500mL

    Ricca Chemical

  • SIGMA Sodium acetate, powder, BioReagent, for electrophoresis, suitable for cell…

    MilliporeSigma

    Synonyms: Acetic acid sodium salt Formula: CH3COONa Formula Weight: 82.03 CAS No.: 127-09-3 Purity: ≥99%

  • Stainless Steel rod, 3.175mm (0.125in) dia, Type 303

    Alfa Aesar

    Formula: Fe Cr Ni 73 18 9 wt Harmonized Tariff Code:  7222.11

  • Bio-Refined™ Sodium Acetate, Anhydrous

    GFS Chemicals

    CH3COONa CAS#: 127-09-3 F.W.: 82.03

  • Silica gel

    MilliporeSigma

    high-purity grade, pore size 60 +à, 230-400 mesh particle size, 40-63 μm particle size, for flash chromatography MDL Number: MFCD00011232 Boiling Point: 2230 °C Melting Point: >1600 °C

  • Sodium peroxide, ACS, 93% min

    Alfa Aesar

    Synonym(s): Sodium dioxide, Sodium superoxide Formula: Na2O2 Formula weight: 77.98 Purity: 93% min CAS Number: 1313-60-6 UN Number: UN1504 Hazard Class: 5.1 Packing Group: I Harmonized Tariff Code:  2815.30 Hazard Statements: H271-H314 May cause fire or explosion;…

  • Sodium Hexametaphosphate

    MilliporeSigma

    Formula: (NaPO3)6 Formula Weight: 611.8 CAS Number: 10124-56-8 Synonym(s): Hexasodium Metaphosphate

  • Sodium methacrylate, 95%

    Alfa Aesar

    Synonym(s): Methacrylic acid sodium salt Formula: C4H5NaO2 Formula weight: 108.07 Purity: 95% CAS Number: 5536-61-8 Harmonized Tariff Code:  2916.12 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • SODIUM PERCHLORATE, HYD.

    GFS Chemicals

  • Sodium carbonate BioUltra, anhydrous, =99.5% (calc. on dry substance, T)

    MilliporeSigma

    Synonym: Calcined soda, Carbonic acid disodium salt, Soda ash CAS Number: 497-19-8 Linear Formula: Na2CO3 Molecular Weight: 105.99 Beilstein Registry Number: 4154566 EC Number: 207-838-8 MDL Number: MFCD00003494 PubChem…

  • ALDRICH Silver oxide, predominantly silver(II) oxide

    MilliporeSigma

    MDL Number: MFCD00044285 Density: 7.483 g/mL at 25 °C

  • SIGMA 22(S),23(S)-Homobrassinolide

    MilliporeSigma

    Empirical Formula: C29H50O6 Linear Formula: C29H50O6 Formula Weight: 494.70 MDL Number: MFCD04973608

  • ALDRICH Sodium metatungstate hydrate, powder

    MilliporeSigma

    Synonym(s): Sodium polytungstate hydrate Empirical Formula: Na6O39W12 -+ xH2O Linear Formula: 3Na2WO4 -+ 9WO3 -+ xH2O Formula Weight: 2968.00 (anhydrous basis) MDL Number: MFCD00150663

  • Somatostatin

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Growth hormone release inhibiting factor; SRIF; Somatostatin-14; Somatotropin release inhibiting factor Empirical Formula: C76H104N18O19S2 Formula Weight: 1637.88 Linear…

  • Safranin, 1 Percent Aqueous Solution

    Spectrum Chemical

  • Stearic acid, 98%

    Alfa Aesar

    Synonym(s): Octadecanoic acid Formula: CH3(CH2)16CO2H Formula weight: 284.48 Purity: 98% CAS Number: 57-11-4 Harmonized Tariff Code:  2915.70 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37 In case of contact with eyes, rinse…

  • Selenium, 1000 µg/mL (0.10% w/v), BAKER INSTRA-ANALYZED Reagent

    Avantor - J.T.Baker®

    (Se metal in 5% HNO3) Formula: Se Formula Weight: 78.96

  • Sebacic acid, 98+%

    Alfa Aesar

    Synonym(s): Decanedioic acid, Octane-1,8-dicarboxylic acid Formula: C10H18O4 Formula weight: 202.25 Purity: 98+% CAS Number: 111-20-6 Harmonized Tariff Code:  2917.13 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Sodium nitroprusside dihydrate, puriss. p.a., ACS reagent, reag. Ph. Eur., Reag.…

    MilliporeSigma

    Synonyms: Nitroprusside sodium; SNP; Sodium nitroferricyanide; Sodium pentacyanonitrosylferrate Formula: Na2[Fe(CN)5NO] · 2H2O Formula Weight: 297.95 CAS No.: 13755-38-9 Purity: ≥99%

  • Sodium Hydroxide (Pellets), ACS

    Hach

    ACS Grade, CAS No. 1310-73-2 NaOH, FW = 40.00.

  • Sodium metabisulfite

    MilliporeSigma

    tested according to Ph.Eur. Synonym(s): Natrii metabisulfis; Sodium disulfite; Sodium pyrosulfite Empirical Formula: Na2O5S2 Formula Weight: 190.11 Linear Formula: Na2S2O5 MDL Number: MFCD00167602 Melting Point: …

  • Sulfaver 4 Powder Pillow

    Hach

    USEPA accepted for reporting wastewater analysis using (Hach Method 8051). Method: SulfaVer® 4 Range: up to 70 mg/L Pack of 100

  • Spermidine Trihydrochloride

    Spectrum Chemical

    CAS No.: 334-50-9

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