Reagents, L

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  • Lead granules, +30 mesh, 99.99% (metals basis)

    Alfa Aesar

    Purity: 99.99% (metals basis) CAS Number: 7439-92-1 Harmonized Tariff Code:  7804.20 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn c

  • Laminarin

    Alfa Aesar

    Synonym(s): Laminaran, ^b-1,3-Glucan CAS Number: 9008-22-4 Harmonized Tariff Code:  3913.90

  • Lecithin, 90%, soybean

    Alfa Aesar

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

  • L-(+)-Tartaric acid, 99%

    Alfa Aesar

    Formula: C4H6O6 Formula weight: 150.09 Purity: 99% CAS Number: 87-69-4 Harmonized Tariff Code:  2918.12 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 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: …

  • L-Noradrenaline, 98%

    Alfa Aesar

    Synonym(s): L-Arterenol, L-Norepinephrine Formula: C8H11NO3 Formula weight: 169.18 Purity: 98% CAS Number: 51-41-2 UN Number: UN2811 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2937.90 Hazard Statements: H300 Fatal if swallowed. Precautionary…

  • Laemmli SDS sample buffer, reducing (4X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H312-H315 Causes serious eye damage. Harmful in contact with skin. Causes skin irritation. Precautionary Statements: P280-P305+P351+P338-P310-P362-P312-P501a Wear protective gloves/protective clothing/eye protection/face protection.…

  • Lanthanum(III) phosphate hydrate

    Alfa Aesar

    Formula: LaPO4 xH2O Formula weight: 233.88(anhy) CAS Number: 14913-14-5 Harmonized Tariff Code:  2846.90

  • 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.…

  • Laemmli SDS sample buffer, non-reducing (6X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…

  • Lithium nitrate, anhydrous, 99%

    Alfa Aesar

    Formula: LiNO3 Formula weight: 68.95 Purity: 99% CAS Number: 7790-69-4 UN Number: UN2722 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation. Causes serious eye…

  • Lead(IV) oxide, 97%

    Alfa Aesar

    Synonym(s): Lead dioxide, Lead peroxide Formula: PbO2 Formula weight: 239.19 Purity: 97% CAS Number: 1309-60-0 UN Number: UN1872 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2824.90 Hazard Statements: H360-H373-H272-H302-H332 May damage fertility or the…

  • Lead(II) acetate, basic, ACS

    Alfa Aesar

    Synonym(s): Lead subacetate Formula: C4H6O4Pb 2Pb(OH)2 Formula weight: 807.71 CAS Number: 1335-32-6 UN Number: UN1616 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H360-H351-H373 May damage fertility or the unborn child. Suspected…

  • Lead(II) acetate, basic

    Alfa Aesar

    Synonym(s): Lead subacetate Formula: C4H6O4Pb 2Pb(OH)2 Formula weight: 807.72 CAS Number: 1335-32-6 UN Number: UN1616 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H360-H351-H373 May damage fertility or the unborn child. Suspected…

  • L-Methionine sulfoxide

    Alfa Aesar

    Formula: C5H11NO3S Formula weight: 165.21 CAS Number: 3226-65-1 Harmonized Tariff Code:  2930.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • L-Kynurenine

    Alfa Aesar

    Synonym(s): ^b-Anthraniloyl-L-alanine, L-2-Amino-4-(2-aminophenyl)-4-oxobutanoic acid Formula: C10H12N2O3 Formula weight: 208.21 CAS Number: 2922-83-0 Harmonized Tariff Code:  2922.50

  • Lead(II) acetate trihydrate, 99%

    Alfa Aesar

    Formula: Pb(OOCCH3)2 3H2O Formula weight: 379.33 (325.28anhy) Purity: 99% CAS Number: 6080-56-4 UN Number: UN1616 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H360-H373 May damage fertility or the unborn child. May cause damage…

  • L-Isoleucine, 99%

    Alfa Aesar

    Synonym(s): (2S,3S)-2-Amino-3-methylpentanoic acid, H-Ile-OH Formula: C6H13NO2 Formula weight: 131.18 Purity: 99% CAS Number: 73-32-5 Harmonized Tariff Code:  2922.49

  • L-Carnitine, 99+%

    Alfa Aesar

    Synonym(s): (R)-(-)-3-Hydroxy-4-(trimethylammonio)butyrate, Vitamin BT Formula: C7H15NO3 Formula weight: 161.20 Purity: 99+% CAS Number: 541-15-1 Harmonized Tariff Code:  2923.90

  • L-Menthol, 99%

    Alfa Aesar

    Synonym(s): (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol Formula: C10H20O Formula weight: 156.27 Purity: 99% CAS Number: 2216-51-5 Harmonized Tariff Code:  2906.11 Hazard Statements: H318-H335-H315 Causes serious eye damage. May cause respiratory irritation. Causes skin…

  • Lithium foil, 1.5mm (0.06in) thick x 100mm (3.9in) wide, 99.9% (metals basis)

    Alfa Aesar

    Purity: 99.9% (metals basis) CAS Number: 7439-93-2 UN Number: UN1415 Hazard Class: 4.3 Packing Group: I Harmonized Tariff Code:  2805.19 Hazard Statements: H260-H314 In contact with water releases flammable gases which may ignite spontaneously. Causes severe skin burns and eye…

  • Laemmli SDS sample buffer, reducing (6X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H302-H312-H315 Causes serious eye damage. Harmful if swallowed. Harmful in contact with skin. Causes skin irritation. Precautionary Statements: P280-P305+P351+P338-P310-P362-P301+P312-P501a Wear protective gloves/protective…

  • Lithium chloride, ultra dry, 99.9% (metals basis)

    Alfa Aesar

    Formula: LiCl Formula weight: 42.39 Purity: 99.9% (metals basis) CAS Number: 7447-41-8 Harmonized Tariff Code:  2827.39 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • 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

  • L-(+)-Lactic acid, ca 85-90% aq. soln.

    Alfa Aesar

    Synonym(s): (S)-2-Hydroxypropionic acid Formula: C3H6O3 Formula weight: 90.08 CAS Number: 79-33-4 Packing Group: III Harmonized Tariff Code:  2918.11 Hazard Statements: H318-H315 Causes serious eye damage. Causes skin irritation. Precautionary Statements: …

  • Lanthanum(III) chloride, ultra dry, 99.99% (REO)

    Alfa Aesar

    Formula: LaCl3 Formula weight: 245.27 Purity: 99.99% (REO) CAS Number: 10099-58-8 Harmonized Tariff Code:  2846.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • L-Serine, 99%

    Alfa Aesar

    Synonym(s): (S)-2-Amino-3-hydroxypropionic acid, H-Ser-OH Formula: C3H7NO3 Formula weight: 105.09 Purity: 99% CAS Number: 56-45-1 Harmonized Tariff Code:  2922.50

  • Lactulose, 99%

    Alfa Aesar

    Synonym(s): 4-O-^b-D-Galactopyranosyl-D-fructose Formula: C12H22O11 Formula weight: 324.30 Purity: 99% CAS Number: 4618-18-2 Harmonized Tariff Code:  2940.00

  • 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

  • L-Tyrosine, 99%

    Alfa Aesar

    Synonym(s): 3-(4-Hydroxyphenyl)-L-alanine, H-Tyr-OH Formula: C9H11NO3 Formula weight: 181.19 Purity: 99% CAS Number: 60-18-4 Harmonized Tariff Code:  2922.50 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37 In case of contact with…

  • Lithium hydroxide, anhydrous, 98%

    Alfa Aesar

    Formula: LiOH Formula weight: 23.95 Purity: 98% CAS Number: 1310-65-2 UN Number: UN2680 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2825.20 Hazard Statements: H301-H331-H314-H318 Toxic if swallowed. Toxic if inhaled. Causes severe skin burns and eye damage.…

  • Lithium nitrate, anhydrous, 99.999% (metals basis)

    Alfa Aesar

    Formula: LiNO3 Formula weight: 68.95 Purity: 99.999% (metals basis) CAS Number: 7790-69-4 UN Number: UN2722 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation.…

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