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Optimize - Reagents<br />
Salts<br />
optimize crystallization grade reagents<br />
Sodium citrate tribasic dihydrate<br />
HR2-549 1.6 M solution 200 ml $74.00<br />
Synonyms: Citric acid trisodium salt dihydrate or Trisodium citrate dihydrate<br />
C 6 H 5 Na 3 O 7 • 2H 2 O or HOC(COONa)(CH 2 COONa) 2 • 2H 2 O<br />
M r 294.10 CAS [6132-04-3] EC No 200-675-3 Purity > 99.0 %<br />
Measured pH Range: 8.2 - 8.3 at 25°C<br />
NaO<br />
Refractive Index Range: 1.39431 - 1.39467 at 20°C<br />
Conductivity Range: 50.2 - 60.1 mS at 25°C<br />
Al............................. ≤ 0.0005%<br />
As.......................... ≤ 0.00001%<br />
Ba............................ ≤ 0.0005%<br />
Bi............................. ≤ 0.0005%<br />
Ca.............................. ≤ 0.005%<br />
Cd............................ ≤ 0.0005%<br />
Cl............................... ≤ 0.001%<br />
Co............................ ≤ 0.0005%<br />
Sodium fluoride<br />
HR2-645 0.8 M solution 100 ml $63.00<br />
Al.............................≤ 0.0005%<br />
As..........................≤ 0.00005%<br />
Ba..............................≤ 0.001%<br />
Bi.............................≤ 0.0005%<br />
Ca..............................≤ 0.001%<br />
Cd............................≤ 0.0005%<br />
Cl...............................≤ 0.005%<br />
Co............................≤ 0.0005%<br />
Cr............................≤ 0.0005%<br />
Sodium formate<br />
HR2-547 7.0 M solution 200 ml $68.00<br />
HR2-765 pH 7.0 - 5.0 M solution 200 ml $69.00<br />
Al............................. ≤ 0.0005%<br />
As.......................... ≤ 0.00001%<br />
Ba............................ ≤ 0.0005%<br />
Bi............................. ≤ 0.0005%<br />
Ca.............................. ≤ 0.001%<br />
Cd............................ ≤ 0.0005%<br />
Cl............................... ≤ 0.005%<br />
Cr............................ ≤ 0.0005%<br />
Cu............................ ≤ 0.0005%<br />
Fe............................ ≤ 0.0005%<br />
K.................................. ≤ 0.01%<br />
Li............................. ≤ 0.0005%<br />
Mg........................... ≤ 0.0005%<br />
Mn........................... ≤ 0.0005%<br />
Mo........................... ≤ 0.0005%<br />
Cu............................≤ 0.0005%<br />
Fe..............................≤ 0.001%<br />
HF...............................≤ 0.05%<br />
K..................................≤ 0.02%<br />
Li.............................≤ 0.0005%<br />
Mg...........................≤ 0.0005%<br />
Mn...........................≤ 0.0005%<br />
Mo...........................≤ 0.0005%<br />
NaOH..........................≤ 0.04%<br />
Co............................ ≤ 0.0005%<br />
Cr............................ ≤ 0.0005%<br />
Cu............................ ≤ 0.0005%<br />
Fe............................ ≤ 0.0005%<br />
K.................................. ≤ 0.01%<br />
Li............................. ≤ 0.0005%<br />
Mg........................... ≤ 0.0005%<br />
NH 4 + ......................... ≤ 0.001%<br />
Ni............................. ≤ 0.0005%<br />
Pb............................ ≤ 0.0005%<br />
SO 4 ........................... ≤ 0.005%<br />
Zn............................ ≤ 0.0005%<br />
Synonyms: None NaF M r 41.99 CAS [7681-49-4] EC No 231-667-8 Purity > 99.0%<br />
Measured pH Range: 8.7 - 9.9 at 25°C Refractive Index Range: 1.33713 - 1.33716 at 20°C<br />
Conductivity Range: 49.9 - 52.7 mS at 25°C<br />
Synonyms: Formic acid sodium salt CHNaO 2 or HCOONa<br />
M r 68.01 CAS [141-53-7] EC No 205-488-0 Purity > 99.0%<br />
HR2-547: Measured pH Range: 8.4 - 9.3 at 25°C<br />
Refractive Index Range: 1.38040 - 1.38045 at 20°C<br />
Conductivity Range: 107.5 - 120.5 mS at 25°C<br />
HR2-765: Titrated to pH 7.0 at 25°C using Hydrochloric acid (HR2-581)<br />
Refractive Index Range: 1.36899 - 1.36909 at 20°C<br />
Conductivity Range: 121.8 - 134.7 mS at 25°C<br />
Ni.............................≤ 0.0005%<br />
Pb............................≤ 0.0005%<br />
SiF 6 ...............................≤ 0.1%<br />
SO 4 .............................≤ 0.02%<br />
SO 3 ...........................≤ 0.005%<br />
Sr.............................≤ 0.0005%<br />
Zn............................≤ 0.0005%<br />
Mn........................... ≤ 0.0005%<br />
Mo........................... ≤ 0.0005%<br />
Ni............................. ≤ 0.0005%<br />
Pb............................ ≤ 0.0005%<br />
SO 4 ........................... ≤ 0.005%<br />
Sr............................. ≤ 0.0005%<br />
Zn............................ ≤ 0.0005%<br />
Sodium malonate<br />
HR2-747 pH 4.0 - 3.4 M solution 200 ml $79.00<br />
HR2-749 pH 5.0 - 3.4 M solution 200 ml $79.00<br />
HR2-751 pH 6.0 - 3.4 M solution 200 ml $79.00<br />
HR2-707 pH 7.0 - 3.4 M solution 200 ml $79.00<br />
HR2-807 pH 8.0 - 3.4 M solution 200 ml $79.00<br />
HR2-809 pH 9.0 - 3.4 M solution 200 ml $79.00<br />
Synonyms: Propanedioic acid or Malonic acid<br />
C 3 H 4 O 4 (before titration with NaOH)<br />
M r 104.06 (before titration with NaOH) CAS [141-82-2] EC No 205-503-0 Purity > 99.0%<br />
HR2-747: Titrated to pH 4.0 at 25°C using Sodium hydroxide (HR2-583)<br />
Refractive Index Range: 1.38388 - 1.38458 at 20°C Conductivity Range: 64.2 - 74.1 mS at 25°C<br />
HR2-749: Titrated to pH 5.0 at 25°C using Sodium hydroxide (HR2-583)<br />
Refractive Index Range: 1.39285 - 1.39476 at 20°C Conductivity Range: 63.5 - 77.9 mS at 25°C<br />
HR2-751: Titrated to pH 6.0 at 25°C using Sodium hydroxide (HR2-583)<br />
Refractive Index Range: 1.39940 - 1.39982 at 20°C Conductivity Range: 64.0 - 75.5 mS at 25°C<br />
HR2-707: Titrated to pH 7.0 at 25°C using Sodium hydroxide (HR2-583)<br />
Refractive Index Range: 1.40091 - 1.40112 at 20°C Conductivity Range: 66.8 - 77.1 mS at 25°C<br />
HR2-807: Titrated to pH 8.0 at 25°C using Sodium hydroxide (HR2-583)<br />
Refractive Index Range: 1.40121 - 1.40135 at 20°C Conductivity Range: 72.6 - 73.2 mS at 25°C<br />
HR2-809: Titrated to pH 9.0 at 25°C using Sodium hydroxide (HR2-583)<br />
Refractive Index Range: 1.40119 - 1.40128 at 20°C Conductivity Range: 72.2 - 73.1 mS at 25°C<br />
O<br />
HO<br />
O<br />
O<br />
ONa<br />
ONa<br />
H 2 O<br />
H 2 O<br />
Sodium nitrate<br />
HR2-661 7.0 M solution 200 ml $75.00<br />
Synonyms: Chile salpeter<br />
NaNO 3 M r 84.99 CAS [7631-99-4] EC No 231-554-3 Purity > 99.0%<br />
Measured pH Range: 5.0 - 6.6 at 25°C<br />
Refractive Index Range: 1.38545 - 1.38576 at 20°C<br />
Conductivity Range: 174.4 - 195.3 mS at 25°C<br />
Al............................. ≤ 0.0005%<br />
As.......................... ≤ 0.00001%<br />
Ba............................ ≤ 0.0005%<br />
Bi............................. ≤ 0.0005%<br />
Ca.............................. ≤ 0.001%<br />
Cd............................ ≤ 0.0005%<br />
Cl............................. ≤ 0.0005%<br />
Co............................ ≤ 0.0005%<br />
Cr............................ ≤ 0.0005%<br />
Cu............................ ≤ 0.0005%<br />
Fe............................ ≤ 0.0002%<br />
IO 3 ........................... ≤ 0.0005%<br />
K................................ ≤ 0.005%<br />
Li............................. ≤ 0.0005%<br />
Mg........................... ≤ 0.0005%<br />
Mn........................... ≤ 0.0005%<br />
Mo........................... ≤ 0.0005%<br />
NH 4 + ......................... ≤ 0.002%<br />
Ni............................. ≤ 0.0005%<br />
NO 2 ........................... ≤ 0.001%<br />
Pb............................ ≤ 0.0005%<br />
PO 4 ......................... ≤ 0.0002%<br />
SO 4 ........................... ≤ 0.003%<br />
Sr............................. ≤ 0.0005%<br />
Zn............................ ≤ 0.0005%<br />
Sodium phosphate dibasic dihydrate<br />
HR2-639 1.0 M solution 200 ml $94.00<br />
Synonyms: sec-Sodium phosphate or di-sodium hydrogen phosphate dihydrate or<br />
Disodium hydrogen phosphate dihydrate or Disodium phosphate<br />
HNa 2 O 4 P • 2H 2 O or Na 2 HPO 4 • 2H 2 O M r 177.99<br />
CAS[10028-24-7] EC No 231-448-7 Purity > 99.0%<br />
Measured pH Range: 8.7 - 8.9 at 25°C<br />
Refractive Index Range: 1.35711 - 1.35717 at 20°C<br />
Conductivity Range: 62.3 - 69.0 mS at 25°C<br />
Al............................. ≤ 0.0005%<br />
As.......................... ≤ 0.00001%<br />
Ba............................ ≤ 0.0005%<br />
Bi............................. ≤ 0.0005%<br />
Ca.............................. ≤ 0.001%<br />
Cd............................ ≤ 0.0005%<br />
Cl............................... ≤ 0.001%<br />
Co............................ ≤ 0.0005%<br />
Cr............................ ≤ 0.0005%<br />
Cu............................ ≤ 0.0005%<br />
Fe............................ ≤ 0.0005%<br />
K................................ ≤ 0.005%<br />
Li............................. ≤ 0.0005%<br />
Mg........................... ≤ 0.0005%<br />
Mn........................... ≤ 0.0005%<br />
Mo........................... ≤ 0.0005%<br />
N................................ ≤ 0.001%<br />
Ni............................. ≤ 0.0005%<br />
Pb............................ ≤ 0.0005%<br />
SO 4 ........................... ≤ 0.005%<br />
Sr............................. ≤ 0.0005%<br />
Zn............................ ≤ 0.0005%<br />
Sodium phosphate monobasic monohydrate<br />
HR2-551 4.0 M solution 200 ml $94.00<br />
Synonyms: Monosodium phosphate or<br />
Sodium dihydrogen phosphate monohydrate<br />
H 2 NaPO 4 • H 2 O or NaH 2 PO 4 • H 2 O M r 137.99 CAS [10049-21-5]<br />
EC No 231-449-2 Purity > 99.0%<br />
Measured pH Range: 3.4 at 25°C<br />
Refractive Index Range: 1.38216 - 1.38229 at 20°C<br />
Conductivity Range: 58.8 - 60.5 mS at 25°C<br />
As.......................... ≤ 0.00005%<br />
Ca.............................. ≤ 0.001%<br />
Cd............................ ≤ 0.0005%<br />
Cl............................. ≤ 0.0005%<br />
Co............................ ≤ 0.0005%<br />
Cr............................ ≤ 0.0005%<br />
Cu............................ ≤ 0.0005%<br />
Fe............................ ≤ 0.0005%<br />
K................................ ≤ 0.005%<br />
Mg........................... ≤ 0.0005%<br />
Mn........................... ≤ 0.0005%<br />
N................................ ≤ 0.001%<br />
Ni............................. ≤ 0.0005%<br />
Pb............................ ≤ 0.0005%<br />
SO 4 ........................... ≤ 0.003%<br />
Zn............................ ≤ 0.0005%<br />
Sodium potassium phosphate (Quik Optimize)<br />
HR2-223 Quik Optimize 100 ml, 2 bottles $175.00<br />
Quik Optimize kit includes:<br />
4.0 M Sodium phosphate monobasic monohydrate, 100 ml (HR2-551)<br />
M r 137.99 NaH 2 PO 4 • H 2 O CAS [10049-21-5] EC No 231-449-2<br />
4.0 M Potassium phosphate dibasic, 100 ml (HR2-635)<br />
M r 174.18 K 2 HPO 4 CAS [7758-11-4] EC No 231-834-5<br />
Each kit contains a dilution table to create any pH (between 5.0 and 8.2) and any concentration<br />
(between 0.2 and 4.0 M) in 0.2 increments. This kit can be used to reproduce Quik Screen<br />
(HR2-221) reagent conditions as well as formulate optimization conditions.<br />
Sodium sulfate decahydrate<br />
HR2-673 1.0 M solution 200 ml $75.00<br />
Synonyms: Glauber’s salt<br />
Na 2 SO 4 • 10H 2 O M r 322.20 CAS [7727-73-3]<br />
EC No 231-820-9 Purity > 99.0%<br />
Measured pH Range: 6.0 - 7.8 at 25°C<br />
Refractive Index Range: 1.35184 - 1.35190 at 20°C<br />
Conductivity Range: 89.0 - 96.1 mS at 25°C<br />
Ca.............................. ≤ 0.002%<br />
Cd............................ ≤ 0.0005%<br />
Cl............................. ≤ 0.0005%<br />
Co............................ ≤ 0.0005%<br />
Cr............................ ≤ 0.0005%<br />
Cu............................ ≤ 0.0005%<br />
Fe............................ ≤ 0.0005%<br />
K................................ ≤ 0.002%<br />
Li............................. ≤ 0.0005%<br />
Mg........................... ≤ 0.0005%<br />
Mn........................... ≤ 0.0005%<br />
Mo........................... ≤ 0.0005%<br />
N.............................. ≤ 0.0005%<br />
Ni............................. ≤ 0.0005%<br />
Pb............................ ≤ 0.0005%<br />
PO 4 ........................... ≤ 0.001%<br />
Sr............................. ≤ 0.0005%<br />
Zn............................ ≤ 0.0005%<br />
48<br />
<strong>Hampton</strong> <strong>Research</strong> • Phone: 800-452-3899 or 949-425-1321 • Fax: 949-425-1611 • www.hamptonresearch.com • Customer Service: info@hrmail.com • Technical Support: tech@hrmail.com