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Merck

71496

磷酸钠 一元

purum p.a., anhydrous, ≥99.0% (T)

同義詞:

正磷酸二氢钠, 磷酸一钠, 磷酸二氢钠

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線性公式:
NaH2PO4
CAS 編號:
分子量::
119.98
EC號碼:
MDL號碼:
分類程式碼代碼:
12161700
eCl@ss:
38070208
PubChem物質ID:
NACRES:
NA.25

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等級

anhydrous
purum p.a.

品質等級

化驗

≥99.0% (T)

形狀

crystals

pH值

4.0-4.5 (25 °C, 50 mg/mL in H2O)

溶解度

water: 0.5 g/10 mL, clear, colorless

負離子痕跡

chloride (Cl-): ≤100 mg/kg
sulfate (SO42-): ≤500 mg/kg

正離子痕跡

Ca: ≤200 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤300 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg

應用

sample preparation

SMILES 字串

[Na+].OP(O)([O-])=O

InChI

1S/Na.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1

InChI 密鑰

AJPJDKMHJJGVTQ-UHFFFAOYSA-M

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1 of 4

本產品
S3139S0751RDD007
assay

≥99.0% (T)

assay

≥98%

assay

≥99.0%

assay

≥99.0%

grade

anhydrous, purum p.a.

grade

anhydrous, for molecular biology

grade

-

grade

anhydrous

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

100

form

crystals

form

solid

form

powder or crystals

form

powder

application(s)

sample preparation

application(s)

diagnostic assay manufacturing

application(s)

detection

application(s)

-

pH

4.0-4.5 (25 °C, 50 mg/mL in H2O)

pH

4.0-4.5 (25 °C, 50 g/L in water)

pH

4.0-4.5 (25 °C, 50 g/L in water)

pH

4.0-4.5 (25 °C, 50 g/L in water)

一般說明

磷酸二氢钠是一种有效的口服渗透性泻药,浓度极低。[1]用于结肠内镜检查前的结肠清洁。[2]

應用

磷酸二氢钠已用于:
  • 作为细胞培养基中的无机磷酸盐来源。[3]
  • 用于制备磷酸盐缓冲盐水。[4]
  • 用于制备葡萄糖测定中的磷酸盐缓冲液。[5]

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


從最近期的版本中選擇一個:

分析證明 (COA)

Lot/Batch Number

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您可以在文件庫中找到最近購買的產品相關文件。

存取文件庫

Semiautomated correlative 3D electron microscopy of in vivo-imaged axons and dendrites
Maco B, et al.
Nature Protocols, 9(6), 1354-1354 (2014)
The safety profile of oral sodium phosphate for colonic cleansing before colonoscopy in adults
Hookey LC, et al.
Gastrointestinal Endoscopy, 56(6), 895-902 (2002)
Microcalcifications in breast cancer: novel insights into the molecular mechanism and functional consequence of mammary mineralisation
Cox RF, et al.
British Journal of Cancer, 106(3), 525-525 (2012)
Bowel preparation for colonoscopy with sodium phosphate solution versus polyethylene glycol-based lavage: a multicenter trial
Schanz S, et al.
Diagnostic and therapeutic endoscopy., 2008 (2008)
A simple microplate-based method for the determination of alpha-amylase activity using the glucose assay kit (GOD method)
Visvanathan R, et al.
Food Chemistry, 211, 853-859 (2016)

Questions

1–3 of 3 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  3. what is the grade (AC, HPLC or other) of Sodium Phosphate Monobasic, Anhydrous (71496)?

    1 answer
    1. This product is considered a general research grade and has not been tested for suitability in any specific application.

      Helpful?

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