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KN95 Respirator Mask, 4 layers, Box of 50 -LP-KN95-001BOX50
$79.00
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Harley N95 NIOSH Certified Particulate Respirator Mask, Folder Style 20/Box - L-188
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Lab Pro Mask KN95 (K-N95) Pack of 50 - LP-MASK2-K95 - 40% OFF
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Lab Pro 3ply Earloop Disposable Mask (Non-Surgical) (Box of 50) - 84% OFF
$57.00$9.00
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Whether you're determining unknown substances or calibrating analytical instruments, you will need certified laboratory standard solutions. Here at Lab Pro, our standards aim to increase lab efficiency and help users achieve more accurate results. Browse through our standards selection ranging from water-soluble ammonium sulfamate to phenacetin powder.
If you need laboratory standards in bulk, don't hesitate to reach us at 888-4-LABPRO (888-452-2776). We also offer next-day service in California and same-day service for will-calls.
Chemicals & Reagents
Reference Standards
Silica Standard, 10 ppm SiO? (4.67 ppm Si) - 6740-16
$50.78Silica Standard, 10 ppm SiO? (4.67 ppm Si) - 6740-16Size:500 mL Poly naturalCAS Number:7732-18-5,6834-92-0
Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-32
$69.35Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-32Size:1 L Poly naturalCAS Number:7732-18-5,6834-92-0
Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-16
$64.30Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-16Size:500 mL Poly naturalCAS Number:7732-18-5,6834-92-0
Silica Standard, 200 ppm SiO? - R6746000-500A
$117.86Silica Standard, 200 ppm SiO? - R6746000-500ASize:500 mL Poly naturalCAS Number:7732-18-5,6834-92-0
Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-4
$50.68Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-4Size:120 mL Poly naturalCAS Number:7732-18-5,6834-92-0
Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-5
$307.25Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-5Size:20 L CubitainerCAS Number:7732-18-5,6834-92-0
Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-16
$90.58Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-16Size:500 mL Poly naturalCAS Number:7732-18-5,6834-92-0
Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-1A
$444.35Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-1ASize:1 L Poly naturalCAS Number:7732-18-5,6834-92-0
Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-20F
$5,531.61Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-20FSize:20 L CubitainerCAS Number:7732-18-5,6834-92-0
Silver Standard, 1000 ppm Ag in 0.1% NaCN - R7102000-500B
$114.22Silver Standard, 1000 ppm Ag in 0.1% NaCN - R7102000-500BSize:500 mL Amber polyCAS Number:7732-18-5,7761-88-8,143-33-9
Sodium Carbonate Standard, 5.3 g/L - R7151500-1A
$45.69Sodium Carbonate Standard, 5.3 g/L - R7151500-1ASize:1 L Poly naturalCAS Number:7732-18-5,497-19-8
Sodium Carbonate Standard, 1.00% (w/w) - 7152-16
$139.90Sodium Carbonate Standard, 1.00% (w/w) - 7152-16Size:500 mL Poly naturalCAS Number:7732-18-5,497-19-8
Sodium Carbonate RV, EP Primary Standard - 7192-250
$110.83Sodium Carbonate RV, EP Primary Standard - 7192-250Size:250 g PETE amberCAS Number:497-19-8
Sodium Chloride - Acetic Acid Standard, 2.00% (w/w) Sodium Chloride / 1.00% (w/w) Acetic Acid - R7193000-4A
$403.88Sodium Chloride - Acetic Acid Standard, 2.00% (w/w) Sodium Chloride / 1.00% (w/w) Acetic Acid - R7193000-4ASize:4 L Poly naturalCAS Number:7732-18-5,7647-14-5,64-19-7
Sodium Chloride Standard, 1.00% (w/w) - 7213-5
$688.45Sodium Chloride Standard, 1.00% (w/w) - 7213-5Size:20 L CubitainerCAS Number:7732-18-5,7647-14-5
Sodium Chloride Standard, 1.00% (w/w), 4L - R7213000-4A
$203.93Sodium Chloride Standard, 1.00% (w/w) - 7213-1Size:4 L Poly naturalCAS Number:7732-18-5,7647-14-5
