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KN95 Respirator Mask, 4 layers, Box of 50 -LP-KN95-001BOX50
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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
Copper Standard, 0.5 ppm Cu in 12.5% (v/v) Ethanol - R2279050-500A
$99.59Copper Standard, 0.5 ppm Cu in 12.5% (v/v) Ethanol - R2279050-500ASize:500 mL Poly naturalCAS Number:7732-18-5,64-17-5,7697-37-2,7758-99-8
Copper Standard, 1.0 ppm Cu in 12.5% (v/v) Ethanol - R2279100-500A
$101.64Copper Standard, 1.0 ppm Cu in 12.5% (v/v) Ethanol - R2279100-500ASize:500 mL Poly naturalCAS Number:7732-18-5,64-17-5,7697-37-2,7758-99-8
Copper Standard, 5 ppm Cu in dil. HNO? - 2285-1
$173.87Copper Standard, 5 ppm Cu in dil. HNO? - 2285-1Size:4 L Poly naturalCAS Number:7732-18-5,7697-37-2,7758-99-8
Copper Standard, 5 ppm Cu in dil. HNO? - 2285-1CT
$268.11Copper Standard, 5 ppm Cu in dil. HNO? - 2285-1CTSize:4 L CubitainerCAS Number:7732-18-5,7697-37-2,7758-99-8
Copper Standard, 5 ppm Cu in dil. HNO? - 2285-16
$73.82Copper Standard, 5 ppm Cu in dil. HNO? - 2285-16Size:500 mL Poly naturalCAS Number:7732-18-5,7697-37-2,7758-99-8
Copper Standard, 5 ppm Cu in H?O - R2285300-4A
$263.57Copper Standard, 5 ppm Cu in H?O - R2285300-4ASize:4 L Poly naturalCAS Number:7732-18-5,7758-99-8
Copper AA Standard, 10 ppm Cu in 5% HCl - R2286200-500N
$41.30Copper AA Standard, 10 ppm Cu in 5% HCl - R2286200-500NSize:500 mL Poly naturalCAS Number:7732-18-5,7647-01-0,7697-37-2,7440-50-8
Copper Standard, 20 ppm Cu - 2290-16
$53.39Copper Standard, 20 ppm Cu - 2290-16Size:500 mL Poly naturalCAS Number:7732-18-5,7697-37-2,7758-99-8
Copper AA Standard, 30 ppm Cu in 5% HCl - R2291300-500N
$43.21Copper AA Standard, 30 ppm Cu in 5% HCl - R2291300-500NSize:500 mL Poly naturalCAS Number:7732-18-5,7647-01-0,7697-37-2,7440-50-8
Copper Standard, 50 ppm Cu in dil. HNO? - R2292000-4A
$1,296.32Copper Standard, 50 ppm Cu in dil. HNO? - R2292000-4ASize:4 L Poly naturalCAS Number:7732-18-5,7697-37-2,7758-99-8
Copper Standard, 50 ppm Cu in H?O - R2292700-4A
$259.14Copper Standard, 50 ppm Cu in H?O - R2292700-4ASize:4 L Poly naturalCAS Number:7732-18-5,7758-99-8
Copper AA Standard, 50 ppm Cu in 5% HCl - R2293200-500N
$41.30Copper AA Standard, 50 ppm Cu in 5% HCl - R2293200-500NSize:500 mL Poly naturalCAS Number:7732-18-5,7647-01-0,7440-50-8
Copper Standard, 200 ppm Cu - 2295-16
$53.02Copper Standard, 200 ppm Cu - 2295-16Size:500 mL Poly naturalCAS Number:7732-18-5,7697-37-2,7440-50-8
Copper Standard, 1000 ppm Cu in 0.3 M HNO? - 2302-16
$109.83Copper Standard, 1000 ppm Cu in 0.3 M HNO? - 2302-16Size:500 mL Poly naturalCAS Number:7732-18-5,7697-37-2,3251-23-8
Copper Standard, 10,000 ppm Cu - 2305-4
$95.66Copper Standard, 10,000 ppm Cu - 2305-4Size:120 mL Poly naturalCAS Number:7732-18-5,3251-23-8,7697-37-2
Copper Standard, 10,000 ppm Cu - 2305-16
$219.47Copper Standard, 10,000 ppm Cu - 2305-16Size:500 mL Poly naturalCAS Number:7732-18-5,3251-23-8,7697-37-2
