Alfa Aesar

Reagents, L, Alfa Aesar

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  • Leucomalachite Green

    Alfa Aesar

    Synonym(s): 4,4'-Benzylidenebis(N,N-dimethylaniline), Malachite green leuco base Formula: C23H26N2 Formula weight: 330.47 CAS Number: 129-73-7 Harmonized Tariff Code:  2921.59

  • L-Ascorbic acid sodium salt, 99%

    Alfa Aesar

    Synonym(s): Vitamin C sodium salt, Sodium L-ascorbate Formula: C6H7NaO6 Formula weight: 198.11 Purity: 99% CAS Number: 134-03-2 Harmonized Tariff Code:  2936.27

  • Lactic acid, ACS, 85.0-90.0% aq. soln.

    Alfa Aesar

    Synonym(s): 2-Hydroxypropionic acid Formula: C3H6O3 Formula weight: 90.08 Purity: 85.0-90.0% aq. soln. CAS Number: 50-21-5 Harmonized Tariff Code:  2918.11 Hazard Statements: H318-H315 Causes serious eye damage. Causes skin irritation. Precautionary Statements: …

  • Lanolin

    Alfa Aesar

    Synonym(s): Wool fat CAS Number: 8006-54-0 Harmonized Tariff Code:  1505.00

  • LB Agar plate with 50µg/ml kanamycin

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Lactate dehydrogenase, rabbit muscle

    Alfa Aesar

    Synonym(s): E.C. 1.1.1.27, NAD oxidoreductase CAS Number: 9001-60-9 Harmonized Tariff Code:  3507.90

  • Lithium carbonate, Puratronic r, 99.998% (metals basis excluding Ca), Ca <20ppm

    Alfa Aesar

    Formula: Li2CO3 Formula weight: 73.90 Purity: 99.998% (metals basis excluding Ca), Ca CAS Number: 554-13-2 Harmonized Tariff Code:  2836.91 Risk Phrases: 22-37/38-41 Harmful if swallowed. Irritating to respiratory system and skin. Risk of serious damage to eyes. Safety Phrases: …

  • LB Broth (Miller's modification)

    Alfa Aesar

    Harmonized Tariff Code:  3821.00

  • Lecithin, Refined

    Alfa Aesar

    Synonym(s): Phosphatidylcholine CAS Number: 8002-43-5 Harmonized Tariff Code:  2923.20

  • L-Tryptophan, 99%

    Alfa Aesar

    Synonym(s): (S)-2-Amino-3-(3-indolyl)propionic acid, H-Trp-OH Formula: C11H12N2O2 Formula weight: 204.23 Purity: 99% CAS Number: 73-22-3 Harmonized Tariff Code:  2933.99

  • ^a-D-Lactose monohydrate, 97%

    Alfa Aesar

    Formula: C12H22O11 H2O Formula weight: 360.32 (342.30anhy) Purity: 97% CAS Number: 64044-51-5 Harmonized Tariff Code:  1702.11

  • Lead(II) carbonate, basic, ACS

    Alfa Aesar

    Synonym(s): White lead, C.I. 77597 Formula: C2H2O8Pb3 Formula weight: 775.63 CAS Number: 1319-46-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2836.99 Hazard Statements: H301-H360-H373-H332 Toxic if swallowed. May damage fertility or the…

  • 2,4-Lutidine, 98+%

    Alfa Aesar

    Synonym(s): 2,4-Dimethylpyridine Formula: C7H9N Formula weight: 107.16 Purity: 98+% CAS Number: 108-47-4 UN Number: UN1992 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2933.39 Hazard Statements: H301-H331-H226-H312-H315-H319-H335 Toxic if swallowed. Toxic…

  • LB Agar plate with 100µg/ml ampicillin + tetracycline

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Lactose octaacetate, 98%

    Alfa Aesar

    Synonym(s): Octa-O-acetyl-D-lactose, 4-O-(2,3,4,6-Tetra-O-acetyl-^b-D-galactopyranosyl)-1,2 ,3,6-tetra-O-acetyl-D-glucose Formula: C28H38O19 Formula weight: 678.59 Purity: 98% CAS Number: 6291-42-5 Harmonized Tariff Code:  1702.11

  • L-Glutamine, 99%

    Alfa Aesar

    Synonym(s): H-Gln-OH, L-Glutamic acid 5-amide Formula: C5H10N2O3 Formula weight: 146.15 Purity: 99% CAS Number: 56-85-9 Harmonized Tariff Code:  2924.19

  • Lithium hexafluorosilicate

    Alfa Aesar

    Formula: Li2SiF6 Formula weight: 155.96 CAS Number: 17347-95-4 UN Number: UN2856 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2826.90 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly…

  • L-(+)-Arabinose, 99%

    Alfa Aesar

    Formula: C5H10O5 Formula weight: 150.13 Purity: 99% CAS Number: 87-72-9 Harmonized Tariff Code:  2940.00

  • Lead(II) iodide, ultra dry, 99.999% (metals basis)

    Alfa Aesar

    Formula: I2Pb Formula weight: 461.00 Purity: 99.999% (metals basis) CAS Number: 10101-63-0 UN Number: UN2291 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2827.60 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause…

  • Lecithin, 90%, soybean

    Alfa Aesar

    Synonym(s): L-^a-Phosphatidylcholine Purity: 90%, soybean CAS Number: 8002-43-5 Harmonized Tariff Code:  2923.20

  • Lead(II) carbonate, Puratronic r, 99.999% (metals basis)

    Alfa Aesar

    Formula: PbCO3 Formula weight: 267.20 Purity: 99.999% (metals basis) CAS Number: 598-63-0 UN Number: UN2291 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2836.99 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause…

  • Lead(II) nitrate, 99%

    Alfa Aesar

    Formula: Pb(NO3)2 Formula weight: 331.20 Purity: 99% CAS Number: 10099-74-8 UN Number: UN1469 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2834.29 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause damage to organs…

  • 2,6-Lutidine, 98+%

    Alfa Aesar

    Synonym(s): 2,6-Dimethylpyridine Formula: C7H9N Formula weight: 107.16 Purity: 98+% CAS Number: 108-48-5 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2933.39 Hazard Statements: H226-H302-H315-H319-H335 Flammable liquid and vapour.…

  • Lead(II) carbonate, ACS

    Alfa Aesar

    Formula: PbCO3 Formula weight: 267.20 CAS Number: 598-63-0 UN Number: UN2291 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2836.99 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause damage to organs through prolonged or…

  • LB Medium, Miller

    Alfa Aesar

    Harmonized Tariff Code:  3821.00

  • Lithium tetraborate trihydrate, 96%

    Alfa Aesar

    Formula: Li2B4O7 3H2O Formula weight: 223.17 (169.12anhy) Purity: 96% CAS Number: 37195-62-3 Harmonized Tariff Code:  2840.20 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Lipoprotein Deficient Serum, bovine, BT-907

    Alfa Aesar

    Synonym(s): LPDS Bovine Serum, lipoprotein deficient Form: Liquid Harmonized Tariff Code:   3002.10 Storage: Store at -20°C

  • Lithium metaborate, anhydrous, 99%

    Alfa Aesar

    Formula: BLiO2 Formula weight: 49.75 Purity: 99% CAS Number: 13453-69-5 Harmonized Tariff Code:  2840.20 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Lead(II) chloride, Reagent Grade, 99%

    Alfa Aesar

    Formula: PbCl2 Formula weight: 278.10 Purity: 99% CAS Number: 7758-95-4 UN Number: UN2291 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2827.39 Risk Phrases: 61-62-20/22-33-50/53 May cause harm to the unborn child. Possible risk of impaired fertility.…

  • Lithium nitride, 99.4% (metals basis)

    Alfa Aesar

    Formula: Li3N Formula weight: 34.82 Purity: 99.4% (metals basis) CAS Number: 26134-62-3 UN Number: UN2806 Hazard Class: 4.3 Packing Group: I Harmonized Tariff Code:  2850.00 Hazard Statements: H260-H314-H318 In contact with water releases flammable gases which may ignite…

  • L-Ornithine hydrochloride, 99%

    Alfa Aesar

    Synonym(s): (S)-(+)-2,5-Diaminopentanoic acid hydrochloride, H-Orn-OH.HCl Formula: C5H12N2O2 HCl Formula weight: 168.62 Purity: 99% CAS Number: 3184-13-2 Harmonized Tariff Code:  2922.49

  • Lead(II) sulfate, Reagent Grade

    Alfa Aesar

    Formula: C3H2BrNSZn Formula weight: 229.40 CAS Number: 173382-28-0 UN Number: UN3399 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2934.10 Hazard Statements: H225-H261-H314-H351-H335 Highly flammable liquid and vapour. In contact with water releases flammable…

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