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Category

Atomic Absorption Standards Atomic Absorption Standards (80) Category Atomic+Absorption+Standards
Color Standards Color Standards (21) Category Color+Standards
ICP Standards ICP Standards (33) Category ICP+Standards
Instrument Calibration Standards Instrument Calibration Standards (5) Category Instrument+Calibration+Standards
Ion Chromatography Standards Ion Chromatography Standards (31) Category Ion+Chromatography+Standards
ORP Standards ORP Standards (7) Category ORP+Standards
Standard Solutions Standard Solutions (728) Category Standard+Solutions
pH Buffers pH Buffers (138) Category pH+Buffers

Manufacturer

Aquasolutions Aquasolutions (8) Manufacturer Aquasolutions
GFS Chemicals GFS Chemicals (1) Manufacturer GFS+Chemicals
LabChem LabChem (472) Manufacturer LabChem
Labchem, Inc Labchem, Inc (1) Manufacturer Labchem%2C+Inc
Lovibond Lovibond (3) Manufacturer Lovibond
Micro Essential Lab Micro Essential Lab (30) Manufacturer Micro+Essential+Lab
MilliporeSigma MilliporeSigma (10) Manufacturer MilliporeSigma
Ricca Chemical Company Ricca Chemical Company (486) Manufacturer Ricca+Chemical+Company
SECO SECO (20) Manufacturer SECO
Sigma-Aldrich Sigma-Aldrich (7) Manufacturer Sigma-Aldrich
Sigma-Aldrich, Inc Sigma-Aldrich, Inc (2) Manufacturer Sigma-Aldrich%2C+Inc
Thermo Fisher Scientific Thermo Fisher Scientific (2) Manufacturer Thermo+Fisher+Scientific
Thermo Scientific Chemical Thermo Scientific Chemical (1) Manufacturer Thermo+Scientific+Chemical

Brands

Aquasolutions Aquasolutions (8) Brands Aquasolutions
Certipur® Certipur® (2) Brands Certipur%26reg%3B
Emsure® Emsure® (2) Brands Emsure%26reg%3B
GFS Chemicals GFS Chemicals (1) Brands GFS+Chemicals
Hydrion™ Hydrion™ (28) Brands Hydrion%26trade%3B
Hydrion™ Tri-Chek Hydrion™ Tri-Chek (2) Brands Hydrion%26trade%3B+Tri-Chek
LabBest LabBest (20) Brands LabBest
LabChem LabChem (472) Brands LabChem
Labchem, Inc Labchem, Inc (1) Brands Labchem%2C+Inc
Lovibond Lovibond (3) Brands Lovibond
Mettler-Toledo Mettler-Toledo (3) Brands Mettler-Toledo
MilliporeSigma MilliporeSigma (1) Brands MilliporeSigma
Orion™ Orion™ (2) Brands Orion%26trade%3B
Ricca Chemical Company Ricca Chemical Company (486) Brands Ricca+Chemical+Company
Sigma-Aldrich Sigma-Aldrich (4) Brands Sigma-Aldrich
Sigma-Aldrich, Inc Sigma-Aldrich, Inc (2) Brands Sigma-Aldrich%2C+Inc
Thermo Scientific Chemical Thermo Scientific Chemical (1) Brands Thermo+Scientific+Chemical
Titripur® Titripur® (5) Brands Titripur%26reg%3B

CAS Number

50-00-0 50-00-0 (9) CAS Number 50-00-0
62-55-5 62-55-5 (2) CAS Number 62-55-5
62-76-0 62-76-0 (1) CAS Number 62-76-0
64-19-7,108-24-7,7601-90-3,7732-18-5 64-19-7,108-24-7,7601-90-3,7732-18-5 (2) CAS Number 64-19-7%2C108-24-7%2C7601-90-3%2C7732-18-5
67-63-0,7732-18-5,7761-88-8 67-63-0,7732-18-5,7761-88-8 (1) CAS Number 67-63-0%2C7732-18-5%2C7761-88-8
108-95-2 108-95-2 (3) CAS Number 108-95-2
123-31-9 123-31-9 (1) CAS Number 123-31-9
333-20-0 333-20-0 (3) CAS Number 333-20-0
540-69-2 540-69-2 (1) CAS Number 540-69-2
637-03-6 637-03-6 (5) CAS Number 637-03-6
877-24-7 877-24-7 (2) CAS Number 877-24-7
1310-58-3 1310-58-3 (15) CAS Number 1310-58-3
1310-73-2 1310-73-2 (75) CAS Number 1310-73-2
1336-21-6 1336-21-6 (10) CAS Number 1336-21-6
1762-95-4 1762-95-4 (2) CAS Number 1762-95-4
2052-49-5 2052-49-5 (2) CAS Number 2052-49-5
5470-11-1 5470-11-1 (1) CAS Number 5470-11-1
6009-70-7 6009-70-7 (3) CAS Number 6009-70-7
6381-92-6 6381-92-6 (13) CAS Number 6381-92-6
7447-40-7 7447-40-7 (1) CAS Number 7447-40-7
7487-94-7 7487-94-7 (2) CAS Number 7487-94-7
7647-14-5 7647-14-5 (13) CAS Number 7647-14-5
7681-11-0 7681-11-0 (7) CAS Number 7681-11-0
7681-49-4 7681-49-4 (6) CAS Number 7681-49-4
7681-52-9 7681-52-9 (6) CAS Number 7681-52-9
7705-07-9 7705-07-9 (2) CAS Number 7705-07-9
7722-64-7 7722-64-7 (14) CAS Number 7722-64-7
7732-18-5,1310-58-3,12208-13-8,1310-73-2 (2) CAS Number 7732-18-5%2C1310-58-3%2C12208-13-8%2C1310-73-2
7732-18-5,1310-73-2 7732-18-5,1310-73-2 (10) CAS Number 7732-18-5%2C1310-73-2
7732-18-5,1310-73-2,637-03-6 7732-18-5,1310-73-2,637-03-6 (1) CAS Number 7732-18-5%2C1310-73-2%2C637-03-6
7732-18-5,7647-14-5 7732-18-5,7647-14-5 (2) CAS Number 7732-18-5%2C7647-14-5
7732-18-5,7681-11-0,Propriatary 7732-18-5,7681-11-0,Propriatary (2) CAS Number 7732-18-5%2C7681-11-0%2CPropriatary
7732-18-5,7761-88-8 7732-18-5,7761-88-8 (1) CAS Number 7732-18-5%2C7761-88-8
7732-18-5; 7784-46-5 7732-18-5; 7784-46-5 (1) CAS Number 7732-18-5%3B+7784-46-5
7757-79-1 7757-79-1 (3) CAS Number 7757-79-1
7757-82-6 7757-82-6 (4) CAS Number 7757-82-6
7758-02-3 7758-02-3 (1) CAS Number 7758-02-3
7758-05-6 7758-05-6 (3) CAS Number 7758-05-6
7758-09-0 7758-09-0 (3) CAS Number 7758-09-0
7758-99-8 7758-99-8 (3) CAS Number 7758-99-8
7761-88-8 7761-88-8 (17) CAS Number 7761-88-8
7778-50-9 7778-50-9 (8) CAS Number 7778-50-9
7778-77-0 7778-77-0 (4) CAS Number 7778-77-0
10034-96-5 10034-96-5 (3) CAS Number 10034-96-5
10034-99-8 10034-99-8 (2) CAS Number 10034-99-8
10102-17-7 10102-17-7 (21) CAS Number 10102-17-7
10326-27-9 10326-27-9 (4) CAS Number 10326-27-9
12125-02-9 12125-02-9 (3) CAS Number 12125-02-9
13455-24-8 13455-24-8 (2) CAS Number 13455-24-8
13746-66-2 13746-66-2 (2) CAS Number 13746-66-2

Chemical Quantity

1 Kit 1 Kit (1) Chemical Quantity 1+Kit
1 L 1 L (216) Chemical Quantity 1+L
2.5 L 2.5 L (1) Chemical Quantity 2.5+L
3.78 L 3.78 L (1) Chemical Quantity 3.78+L
4 L 4 L (187) Chemical Quantity 4+L
4x4 L 4x4 L (1) Chemical Quantity 4x4+L
5 L 5 L (1) Chemical Quantity 5+L
10 L 10 L (76) Chemical Quantity 10+L
15 gal 15 gal (1) Chemical Quantity 15+gal
20 L 20 L (99) Chemical Quantity 20+L
20 ml 20 ml (3) Chemical Quantity 20+ml
25 L 25 L (2) Chemical Quantity 25+L
30 gal 30 gal (1) Chemical Quantity 30+gal
55 gal 55 gal (4) Chemical Quantity 55+gal
60 ml 60 ml (1) Chemical Quantity 60+ml
100 ml 100 ml (29) Chemical Quantity 100+ml
120 ml 120 ml (45) Chemical Quantity 120+ml
125 ml 125 ml (37) Chemical Quantity 125+ml
144 ml 144 ml (1) Chemical Quantity 144+ml
200 ml 200 ml (1) Chemical Quantity 200+ml
250 ml 250 ml (7) Chemical Quantity 250+ml
288 ml 288 ml (1) Chemical Quantity 288+ml
475 ml 475 ml (1) Chemical Quantity 475+ml
500 mL 500 mL (1) Chemical Quantity 500+mL
500 ml 500 ml (283) Chemical Quantity 500+ml
800 ml 800 ml (1) Chemical Quantity 800+ml

Color

Amber Amber (14) Color Amber
Blue Blue (16) Color Blue
Blue liquid Blue liquid (1) Color Blue+liquid
Brown Brown (2) Color Brown
Clear Clear (16) Color Clear
Clear to Pale Pink Clear to Pale Pink (1) Color Clear+to+Pale+Pink
Clear, Colorless Clear, Colorless (188) Color Clear%2C+Colorless
Cloudy Suspension Cloudy Suspension (1) Color Cloudy+Suspension
Colorless Colorless (576) Color Colorless
Colorless liquid Colorless liquid (22) Color Colorless+liquid
Colorless to Light Green Colorless to Light Green (3) Color Colorless+to+Light+Green
Colorless to Light Yellow Colorless to Light Yellow (25) Color Colorless+to+Light+Yellow
Colorless to Slightly Tan Colorless to Slightly Tan (2) Color Colorless+to+Slightly+Tan
Colorless to Slightly Yellow Colorless to Slightly Yellow (5) Color Colorless+to+Slightly+Yellow
Colorless to Very Light Green Colorless to Very Light Green (1) Color Colorless+to+Very+Light+Green
Colorless to light tan liquid Colorless to light tan liquid (1) Color Colorless+to+light+tan+liquid
Colorless to light yellow liqu Colorless to light yellow liqu (2) Color Colorless+to+light+yellow+liqu
Dark Blue Dark Blue (3) Color Dark+Blue
Dark Brown Dark Brown (7) Color Dark+Brown
Dark Orange to Reddish-Brown Dark Orange to Reddish-Brown (2) Color Dark+Orange+to+Reddish-Brown
Dark Red Dark Red (1) Color Dark+Red
Dark red liquid Dark red liquid (1) Color Dark+red+liquid
Green Green (3) Color Green
Light Amber Light Amber (3) Color Light+Amber
Light Brown Light Brown (2) Color Light+Brown
Light Green Light Green (1) Color Light+Green
Light Pink Light Pink (2) Color Light+Pink
Orange Orange (23) Color Orange
Orange, Green, Blue Orange, Green, Blue (2) Color Orange%2C+Green%2C+Blue
Pink Pink (3) Color Pink
Purple Purple (30) Color Purple
Red Red (11) Color Red
Yellow Yellow (25) Color Yellow
Yellow to Brown Yellow to Brown (11) Color Yellow+to+Brown
Yellow, Green Yellow, Green (4) Color Yellow%2C+Green

Color Code

0 0 (2) Color Code 0
15 15 (1) Color Code 15

Concentration

10 ppm N (12.2 ppm NH3) 10 ppm N (12.2 ppm NH3) (3) Concentration 10+ppm+N+%2812.2+ppm+NH3%29
10 ppm N (44.27 ppm NO3-) 10 ppm N (44.27 ppm NO3-) (2) Concentration 10+ppm+N+%2844.27+ppm+NO3-%29
25 ppm P (76.7 ppm PO4-3) 25 ppm P (76.7 ppm PO4-3) (1) Concentration 25+ppm+P+%2876.7+ppm+PO4-3%29
50 ppm Cl- 50 ppm Cl- (4) Concentration 50+ppm+Cl-
89.1 mg/L, equivalent to 100 ppm Cl2 89.1 mg/L, equivalent to 100 ppm Cl2 (3) Concentration 89.1+mg%2FL%2C+equivalent+to+100+ppm+Cl2
250 ppm N (821 ppm NO2-) 250 ppm N (821 ppm NO2-) (2) Concentration 250+ppm+N+%28821+ppm+NO2-%29
1000 ppm Al in 3% HCl 1000 ppm Al in 3% HCl (2) Concentration 1000+ppm+Al+in+3%25+HCl
1000 ppm As in 3% HNO3 1000 ppm As in 3% HNO3 (2) Concentration 1000+ppm+As+in+3%25+HNO3
1000 ppm Bi in 3% HNO3 1000 ppm Bi in 3% HNO3 (2) Concentration 1000+ppm+Bi+in+3%25+HNO3
1000 ppm Cd in 3% HNO3 1000 ppm Cd in 3% HNO3 (1) Concentration 1000+ppm+Cd+in+3%25+HNO3
1000 ppm Cr in 3% HNO3 1000 ppm Cr in 3% HNO3 (3) Concentration 1000+ppm+Cr+in+3%25+HNO3
1000 ppm Fe in 3% HNO3 1000 ppm Fe in 3% HNO3 (2) Concentration 1000+ppm+Fe+in+3%25+HNO3
1000 ppm In in 3% HNO3 1000 ppm In in 3% HNO3 (2) Concentration 1000+ppm+In+in+3%25+HNO3
1000 ppm Mg in 3% HNO3 1000 ppm Mg in 3% HNO3 (2) Concentration 1000+ppm+Mg+in+3%25+HNO3
1000 ppm Mn in 3% HNO3 1000 ppm Mn in 3% HNO3 (2) Concentration 1000+ppm+Mn+in+3%25+HNO3
1000 ppm Mo in 3% HNO3/tr HF 1000 ppm Mo in 3% HNO3/tr HF (2) Concentration 1000+ppm+Mo+in+3%25+HNO3%2Ftr+HF
1000 ppm N (1216 ppm NH3) 1000 ppm N (1216 ppm NH3) (4) Concentration 1000+ppm+N+%281216+ppm+NH3%29
1000 ppm N (3285 ppm NO2-) 1000 ppm N (3285 ppm NO2-) (2) Concentration 1000+ppm+N+%283285+ppm+NO2-%29
1000 ppm N (4427 ppm NO3-) 1000 ppm N (4427 ppm NO3-) (3) Concentration 1000+ppm+N+%284427+ppm+NO3-%29
1000 ppm NO2- (304.5 ppm N) 1000 ppm NO2- (304.5 ppm N) (3) Concentration 1000+ppm+NO2-+%28304.5+ppm+N%29
1000 ppm NO3- (226 ppm N) 1000 ppm NO3- (226 ppm N) (4) Concentration 1000+ppm+NO3-+%28226+ppm+N%29
1000 ppm Ni in 3% HNO3 1000 ppm Ni in 3% HNO3 (1) Concentration 1000+ppm+Ni+in+3%25+HNO3
1000 ppm Pd in 3% HCl 1000 ppm Pd in 3% HCl (2) Concentration 1000+ppm+Pd+in+3%25+HCl
1000 ppm S in H2O 1000 ppm S in H2O (2) Concentration 1000+ppm+S+in+H2O
1000 ppm Se in 3% HNO3 1000 ppm Se in 3% HNO3 (2) Concentration 1000+ppm+Se+in+3%25+HNO3
1000 ppm Sn in 10% HCl 1000 ppm Sn in 10% HCl (2) Concentration 1000+ppm+Sn+in+10%25+HCl
1000 ppm Te in 3% HCl 1000 ppm Te in 3% HCl (2) Concentration 1000+ppm+Te+in+3%25+HCl
1000 ppm Zn in 3% HNO3 1000 ppm Zn in 3% HNO3 (2) Concentration 1000+ppm+Zn+in+3%25+HNO3

Grade

ACS ACS (10) Grade ACS
ACS, Certified ACS, Certified (3) Grade ACS%2C+Certified
APHA/Hazen (Platinum-Cobalt) APHA/Hazen (Platinum-Cobalt) (11) Grade APHA%2FHazen+%28Platinum-Cobalt%29
Analytical Reagent Analytical Reagent (9) Grade Analytical+Reagent
BioUltra BioUltra (1) Grade BioUltra
Certified Certified (377) Grade Certified
FCC FCC (2) Grade FCC
Reagent Ph Eur, Reagent USP Reagent Ph Eur, Reagent USP (5) Grade Reagent+Ph+Eur%2C+Reagent+USP
USP USP (2) Grade USP
USP/EP USP/EP (6) Grade USP%2FEP

Packaging Type

Amber Glass Amber Glass (3) Packaging Type Amber+Glass
Amber Poly Amber Poly (1) Packaging Type Amber+Poly
Bottle Bottle (2) Packaging Type Bottle
Cubitainer® Cubitainer® (1) Packaging Type Cubitainer%26reg%3B

Physical State

Liquid Liquid (273) Physical State Liquid
Powder Powder (27) Physical State Powder

Volume

60 ml 60 ml (2) Volume 60+ml
500 ml 500 ml (1) Volume 500+ml

pH Range

1 1 (3) pH Range 1
1.68 1.68 (3) pH Range 1.68
2 2 (8) pH Range 2
3 3 (6) pH Range 3
3.5 3.5 (2) pH Range 3.5
4 4 (18) pH Range 4
4, 7 and 10 4, 7 and 10 (1) pH Range 4%2C+7+and+10
4, 7, 10 4, 7, 10 (3) pH Range 4%2C+7%2C+10
5 5 (2) pH Range 5
5.3 - 5.5 pH 5.3 - 5.5 pH (1) pH Range 5.3+-+5.5+pH
6 6 (7) pH Range 6
6.4 6.4 (1) pH Range 6.4
6.86 6.86 (7) pH Range 6.86
7 7 (23) pH Range 7
7.2 7.2 (3) pH Range 7.2
7.4 7.4 (1) pH Range 7.4
8 8 (7) pH Range 8
9 9 (2) pH Range 9
9.18 9.18 (1) pH Range 9.18
10 10 (10) pH Range 10
11 11 (5) pH Range 11
12 12 (4) pH Range 12
12.45 12.45 (3) pH Range 12.45
Alkaline Alkaline (2) pH Range Alkaline

Buffers, Standards & Solutions

PH Buffers, ICP Standards, & More Chromatography Standards

You can get your pH buffers and standards from from hundreds of suppliers. So why choose us?

1. We have 80+ year relationships with many of your preferred manufacturers. So you get realistic and honest ETAs on product availability.

2. Your preferred products are kept in stock locally, in Pennsylvania, so your freight cost is as small as your lead time.

3. We stock frugal alternatives to the products you’re used to (in addition to the brand name leaders). So you can ease the pressure on your budget and maintain quality.

4. We’re nice.

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Atomic Absorption Standards

Color Standards

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Standard Solutions

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