跳转至内容

尊敬的客户：

目前国际形势复杂多变，关税政策尚不明朗，这可能对我们的产品价格产生一定影响。在此情况下，我们希望就订单事宜与您进行友好沟通。

基于当前的不确定性，如果您选择在此期间下单，我们将保留根据实际情况调整价格的权利。同时，我们也理解市场变化可能给您带来的困扰，因此如果在订单实际发货前因关税政策变动导致价格出现较大波动，默克将与您进行协商讨论并视情况对订单进行调整或取消。

Merck
CN
所有图片(1)

主要文件

H16752

Sigma-Aldrich

腐植酸 钠盐

technical grade

别名:

叠氮化钠, 胡敏酸钠, 腐植酸钠

登录查看公司和协议定价

选择尺寸

5 X 400 μL
¥5,847.58

¥5,847.58

国内现货，预计发货时间2025年4月27日详情

获取大包装报价
所有图片(1)

选择尺寸

变更视图
5 X 400 μL
¥5,847.58

About This Item

CAS号:
68131-04-4
EC 号:
268-608-0
MDL编号:
MFCD00135560
UNSPSC代码:
12352100
NACRES:
NA.22

¥5,847.58

国内现货，预计发货时间2025年4月27日详情

获取大包装报价

等级

technical grade

质量水平

100

mp

>300 °C (lit.)

正在寻找类似产品? 访问 产品对比指南

相关类别

比较类似商品

查看完整比较结果

显示差异

1 of 4

此商品
810890C790326P810890P
DOTAP脂质体转染试剂 >99% (TLC), liquid, suitable for transfection

11202375001

DOTAP脂质体转染试剂

Fluorescent DOTAP 1-oleoyl-2-[6-[(7-nitro-2-1,3-benzoxadiazol-4-yl)amino]hexanoyl]-3-trimethylammonium propane (chloride salt), chloroform

810890C

Fluorescent DOTAP

荧光转染试剂 Avanti Research™ - A Croda Brand 790326P, powder

790326P

荧光转染试剂

Fluorescent DOTAP 1-oleoyl-2-[6-[(7-nitro-2-1,3-benzoxadiazol-4-yl)amino]hexanoyl]-3-trimethylammonium propane (chloride salt), powder

810890P

Fluorescent DOTAP

assay

>99% (TLC)

assay

>99% (TLC)

assay

-

assay

>99% (TLC)

technique(s)

transfection: suitable

technique(s)

-

technique(s)

transfection: suitable

technique(s)

-

form

liquid

form

liquid

form

powder

form

powder

storage temp.

2-8°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

manufacturer/tradename

Roche

manufacturer/tradename

Avanti Polar Lipids 810890C

manufacturer/tradename

Avanti Polar Lipids 790326P

manufacturer/tradename

Avanti Polar Lipids 810890P

packaging

pkg of 5 × 400 μL (10 U/μl)

packaging

pkg of 1 × 1 mL (810890C-50ug)

packaging

pkg of 1 × 10 mg (790326P-10mg)

packaging

pkg of 1 × 50 μg (810890P-50ug)

一般描述

腐植酸对于重金属具有很好的络合能力。[1]腐植酸钠盐作为腐殖酸底物代替物，是大气气溶胶中分离出的有机物质中的主要成分。[1]

腐植酸钠盐，也称腐殖酸钠，用于合成高吸水性材料（superabsorbent）。[2]

应用

腐植酸钠适合作为研究含有混合硫酸铵、己二酸和腐植酸混合物的固体气溶胶粒子吸湿生长的试剂。[1]它还适合于作为研究相变化，以及傅立叶变换红外光谱（FTIR）和串联微分迁移率分析（TDMA）腐植酸气溶胶吸湿生长的试剂。[3]

储存分类代码

13 - Non Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

    • 历史批次信息供参考:

    分析证书(COA)

    Lot/Batch Number
    SDBB1544
    STBL1737
    STBK4947
    STBK1706
    STBJ7326

    没有发现合适的版本？

    如果您需要特殊版本，可通过批号或批次号查找具体证书。

    搜索COA

    已有该产品？

    在文件库中查找您最近购买产品的文档。

    访问文档库

    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. What is the molecular weight of Product H16752, Humic acid sodium salt?

      This product has a molecular weight range of 2,000-500,000.

    4. What is the source of Product H16752, Humic acid sodium salt?

      This product is the results from the decomposition of organic matter, particularly dead plants. It can be found in vegetable soil, peat, and/or soft coal.

    5. What are the impurities present in Product H16752, Humic acid sodium salt?

      Impurities are not determined for this product. The composition includeds polysaccharides, proteins, simple phenols, and chelated metal ions.

    6. Is Product H16752, Humic acid sodium salt purified?

      This product is of natural mined origin. The only purification step is washing with deionized water.

    7. 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.

    8. 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. 

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

      Ask a Scientist here.

    Synthesis and characterization of chitosan-g-poly (acrylic acid)/sodium humate superabsorbent
    Liu J, et al.
    Carbohydrate Polymers, 70, 166-173 (2007)
    Qi Zhao et al.
    Chemosphere, 256, 127021-127021 (2020-05-22)
    The effect of gamma-irradiation doses of 0, 10, 100, and 500 kGy at the dose rates of 1 or 0.1 kGy/h on the molecular and chemical properties of humic substances (HS) were investigated using total organic carbon measurements, UV-Vis spectrometry, 13C nuclear magnetic
    Sara P Azerrad et al.
    Water research, 103, 424-434 (2016-08-06)
    Removal of micropollutants from reverse osmosis (RO) brines of wastewater desalination by oxidation processes is influenced by the scavenging capacity of brines components, resulting in the accumulation of transformation products (TPs) rather than complete mineralization. In this work the iodinated
    Adsorption of heavy metal ions onto insolubilized humic acid.
    Seki H and Suzuki A.
    Journal of Colloid and Interface Science, 171(2), 490-494 (1995)
    Synthesis and characterization of chitosan-g-poly (acrylic acid)/sodium humate superabsorbent
    Liu J, et al.
    Carbohydrate Polymers, 70, 166-173 (2007)
    查看所有相关文献

    我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.

    联系客户支持