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Merck
CN

13340-U

Dowex Monosphere 650C UPW 氢型

bucket of 1000 g

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化学文摘社编号:
69011-20-7
UNSPSC Code:
41115710
NACRES:
SB.52

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InChI

1S/C10H12.C10H10.C8H8/c2*1-3-9-7-5-6-8-10(9)4-2;1-2-8-6-4-3-5-7-8/h3,5-8H,1,4H2,2H3;3-8H,1-2H2;2-7H,1H2

InChI key

NWUYHJFMYQTDRP-UHFFFAOYSA-N

description

cross-linkage 8%

form

beads

quality

purified 650C

packaging

bucket of 1000 g

parameter

150 °C max. temp.

moisture

46-51%

technique(s)

LPLC: suitable

matrix

styrene divinylbenzene (gel)

matrix active group

sulfonic acid functional group

particle size

21-25 mesh, 600-700 μm std dev

operating pH

0-14

capacity

2.0 meq/mL by wetted bed volume

separation technique

cation exchange

General description

颜色：几乎无色或黄褐色
气味：无味或有轻微气味
外观：半透明或不透明细小固体颗粒
Dowex Monosphere 650C is a strong basic cation exchange gel resin with sulfonic acid as functional group. Esterification of acetic acid with propyl alcohol over heterogeneous catalyst, Dowex Monosphere 650C, has been reported.

Application

强酸性阳离子交换树脂，可用于超纯水除盐；符合美国食品药品管理局食品添加剂法规 21 CFR 173.25 的要求。
Dowex Monosphere 650C UPW hydrogen form packed column was used in flow based ammonia gas analyzer.

Legal Information

存储类别

12 - Non Combustible Liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
108961
104557
102735
95251
91137

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. How can I convert a cation exchange resin from the hydrogen form to the sodium form?

    To convert a cation exhcange resin from the hydrogen form to the sodium form, use two to four bed volumes of 0.5-2.0% NaCl or NaOH.

  6. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Kinetic Study of Esterification of Acetic Acid with n-butanol and isobutanol Catalyzed by Ion Exchange Resin
Toor, Amrit Pal, et al.
Bulletin of Chemical Reaction Engineering and Catalysis, 6, 23-30 (2011)
Optimization of the reverse osmosis seawater demineralization technologies for a power producing industry
Fendri, Fredg, Tatyana Mitchenko, and Zakhar Maletskyi
Desalination and Water Treatment, 25, 84-90 (2011)
Shin-Ichi Ohira et al.
Talanta, 116, 527-534 (2013-10-24)
A robust and fully automated indoor ammonia gas monitoring system with an open channel scrubber (OCS) was developed. The sample gas channel dimensions, hydrophilic surface treatment to produce a thin absorbing solution layer, and solution flow rate of the OCS

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