Class S Weights

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Class S Weights
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  • Weight Electron Calib Cylindrical 1 / S 300G

    Troemner

    Class 1 Can be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.1 mg to 0.01 mg. Statement of Accuracy Every Troemner Weight and Weight Set, with the exception of Economical…

  • Weight Electron Calib Grip 1 / S 5Kg Troemner

    Troemner

    Class 1 Can be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.1 mg to 0.01 mg. Statement of Accuracy Every Troemner Weight and Weight Set, with the exception of Economical…

  • Weight Electron Calib Cylindrical 1 / S 30G

    Troemner

    Class 1 Can be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.1 mg to 0.01 mg.

  • Weight Electron Calib Cylindrical 1 / S 150G

    Troemner

    Class 1 Can be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.1 mg to 0.01 mg. Statement of Accuracy Every Troemner Weight and Weight Set, with the exception of Economical…

  • Residual Solvent Class 2 - N-Methylpyrrolidone

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): 1-Methyl-2-pyrrolidinone solution Empirical Formula: C5H9NO Formula Weight: 99.13 Linear Formula: C5H9NO

  • "Residual Solvent Class 2 - N,N-Dimethylformamide"

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): N,N -Dimethylformamide solution Empirical Formula: C3H7NO Formula Weight: 73.09 Linear Formula: C3H7NO

  • "Residual Solvent Class 2 - N,N-Dimethylacetamide"

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): N,N -Dimethylacetamide solution Empirical Formula: C4H9NO Formula Weight: 87.12 Linear Formula: C4H9NO

  • Residual Solvent Class 2 - Acetonitrile

    MilliporeSigma

    …States Pharmacopeia (USP) Reference Standard Synonym(s): Acetonitrile solution Empirical Formula: C2H3N Formula Weight: 41.05 Linear Formula: CH3CN MDL Number: MFCD00001878 Density: 0.782 g/mL at 25 °C Beilstein Registry…

  • Blasticidin S hydrochloride, 98+%, 10mg/ml in 1M HEPES buffer soln.

    Alfa Aesar

    Formula: C17H26N8O5 HCl Formula weight: 458.90 Purity: 98+%, 10mg/ml in 1M HEPES buffer soln. CAS Number: 3513-03-9 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2941.90 Hazard Statements: H302 Harmful if swallowed. Precautionary…

  • (S)-(-)-Glycidol

    … (S)-(-)-Oxirane-2-methanol, (S)-(-)-2,3-Epoxy-1-propanol Formula: C3H6O2 Formula weight: 74.08 CAS Number: 60456-23-7 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2910.90 Hazard Statements: H331-H350-H360-H341-H227-H302-H312-H315-H319-H335…

  • (S)-(+)-4-Penten-2-ol, 97%

    Alfa Aesar

    Formula: C5H10O Formula weight: 86.13 Purity: 97% CAS Number: 55563-79-6 UN Number: UN1987 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.29 Hazard Statements: H226 Flammable liquid and vapour. Precautionary Statements: …

  • (S)-(-)-Limonene, 97%

    Alfa Aesar

    Synonym(s): (S)-(-)-4-Isopropenyl-1-methylcyclohexene, (-)-p-Mentha-1,8-diene Formula: C10H16 Formula weight: 136.23 Purity: 97% CAS Number: 5989-54-8 UN Number: UN2052 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2902.19 Hazard Statements: H226-H315-H317 …

  • (S)-(+)-2-(Trifluoromethyl)pyrrolidine, 95%

    Alfa Aesar

    Formula: C5H8F3N Formula weight: 139.12 Purity: 95% CAS Number: 119580-41-5 UN Number: UN2925 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2933.99 Hazard Statements: H314-H318-H228 Causes severe skin burns and eye damage. Causes serious eye damage.…

  • (S)-(-)-3-Amino-1,2-propanediol, 98%

    Alfa Aesar

    Formula: C3H9NO2 Formula weight: 91.11 Purity: 98% CAS Number: 61278-21-5 UN Number: UN3259 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2922.19 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary…

  • (S)-(+)-2-(Trifluoromethyl)pyrrolidine, 95%

    Alfa Aesar

    Formula: C5H8F3N Formula weight: 139.12 Purity: 95% CAS Number: 119580-41-5 UN Number: UN2925 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  2933.99 Hazard Statements: H314-H318-H228 Causes severe skin burns and eye damage. Causes serious eye damage.…

  • (S)-(-)-1-Phenylethanol, 99%

    Alfa Aesar

    … (S)-(-)-^a-Methylbenzyl alcohol, (S)-(-)-sec-Phenethyl alcohol Formula: C8H10O Formula weight: 122.17 Purity: 99% CAS Number: 1445-91-6 UN Number: UN2937 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2906.29 Hazard Statements: H318-H302-H335-H227-H315…

  • (S)-(-)-Nicotine, 99%

    Alfa Aesar

    Formula: C10H14N2 Formula weight: 162.24 Purity: 99% CAS Number: 54-11-5 UN Number: UN1654 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2939.99 Hazard Statements: H301-H310 Toxic if swallowed. Fatal in contact with skin. Precautionary Statements: …

  • (S)-(-)-2-Aminomethyl-1-ethylpyrrolidine, 95%

    Alfa Aesar

    Formula: C7H16N2 Formula weight: 128.22 Purity: 95% CAS Number: 22795-99-9 UN Number: UN1993 Hazard Class: 3

  • (S)-1,4-Diazabicyclo[4.3.0]nonane, 98+%

    Alfa Aesar

    Formula: C7H14N2 Formula weight: 126.20 Purity: 98+% CAS Number: 93643-24-4 UN Number: UN3267 Hazard Class: 8

  • (S)-(-)-2-Amino-3-benzyloxy-1-propanol, 98+%

    Alfa Aesar

    Formula: C10H15NO2 Formula weight: 181.23 Purity: 98+% CAS Number: 58577-88-1 UN Number: UN3267 Hazard Class: 8

  • (S)-(+)-2-Amino-1-propanol, 98%

    Alfa Aesar

    Synonym(s): H-Ala-ol, L-Alaninol Formula: C3H9NO Formula weight: 75.11 Purity: 98% CAS Number: 2749-11-3 UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2922.19 Hazard Statements: H314-H318-H227 Causes severe skin burns and eye damage.…

  • (S)-(-)-1-Phenylethylamine, 98%

    Alfa Aesar

    Synonym(s): L-(-)-^a-Methylbenzylamine Formula: C8H11N Formula weight: 121.18 Purity: 98% CAS Number: 2627-86-3 UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2921.49 Hazard Statements: H301-H311-H314-H318-H227 Toxic if swallowed. Toxic in…

  • (S)-(+)-1-Boc-3-bromopyrrolidine, 95%

    Alfa Aesar

    Formula: C9H16BrNO2 Formula weight: 250.14 Purity: 95% CAS Number: 569660-89-5 UN Number: UN3077 Hazard Class: 9 <

  • (S)-2-Aminomethyl-1-Boc-pyrrolidine, 97%

    Alfa Aesar

    Formula: C10H20N2O2 Formula weight: 200.28 Purity: 97% CAS Number: 119020-01-8 UN Number: UN2735 Hazard Class: 8 <

  • (S)-(+)-2-Hexanol, 98%

    Alfa Aesar

    Formula: C6H14O Formula weight: 102.18 Purity: 98% CAS Number: 52019-78-0 UN Number: UN2282 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H302 Flammable liquid and vapour. Harmful if swallowed. Precautionary Statements: …

  • (S)-(+)-4-Methyl-2-pentanol, 99%

    Alfa Aesar

    Formula: C6H14O Formula weight: 102.18 Purity: 99% CAS Number: 14898-80-7 UN Number: UN2053 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H335 Flammable liquid and vapour. May cause respiratory irritation. Precautionary…

  • (S)-4-(1-Aminoethyl)phenol, 97%

    Synonym(s): (S)-1-(4-Hydroxyphenyl)ethylamine Formula: C8H11NO Formula weight: 137.18 Purity: 97% CAS Number: 221670-72-0 UN Number: UN3259 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2922.29 Risk Phrases: 22-34 Harmful if swallowed. Causes burns. …

  • (S)-(+)-3-Methyl-2-butanol, 99%

    Alfa Aesar

    Synonym(s): (S)-(+)-Isopropyl methyl carbinol Formula: C5H12O Formula weight: 88.15 Purity: 99% CAS Number: 1517-66-4 UN Number: UN1105 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H332-H335 Flammable liquid and vapour.…

  • (S)-(+)-2-Pentanol, 97%

    Alfa Aesar

    Synonym(s): (S)-(+)-Methyl n-propyl carbinol Formula: C5H12O Formula weight: 88.15 Purity: 97% CAS Number: 26184-62-3 UN Number: UN1105 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H332-H335 Flammable liquid and vapour.…

  • (S)-(+)-1-Amino-2-propanol, 98%

    Alfa Aesar

    Synonym(s): (S)-(+)-Isopropanolamine Formula: C3H9NO Formula weight: 75.11 Purity: 98% CAS Number: 2799-17-9 UN Number: UN3259 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2922.19 Hazard Statements: H314-H318-H312 Causes severe skin burns and eye damage.…

  • (S)-(+)-2-Butanol, 98+%

    Alfa Aesar

    Synonym(s): (S)-(+)-sec-Butyl alcohol Formula: C4H10O Formula weight: 74.12 Purity: 98+% CAS Number: 4221-99-2 UN Number: UN1120 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.14 Hazard Statements: H226-H319-H335-H336 Flammable liquid and vapour. Causes…

  • (S)-(-)-2-Methylbutylamine, 98+%

    Alfa Aesar

    Synonym(s): (S)-(-)-1-Amino-2-methylbutane Formula: C5H13N Formula weight: 87.16 Purity: 98+% CAS Number: 34985-37-0 UN Number: UN2733 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2921.19 Hazard Statements: H225-H314-H318-H335 Highly flammable liquid and…

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