titration with oxalic acid lab answers
Titration with Oxalic Acid ppsx
Ngày tải lên :
07/07/2014, 00:20
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Titration with Oxalic Acid
Pre -Lab Questions
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Titration with Oxalic Acid
Introduction
... buret below
eye level when pouring sodium hydroxide. Avoid contact with skin, eyes, and clothing.
Wash spills and splashes with plenty of water.
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2...
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ứng dụng chất kích kháng CuCl2 và Oxalic Acid
Ngày tải lên :
10/04/2013, 21:05
... 2.7: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các
thời điểm 40, 50 và 60 NSKS 42
Hình 2.8: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2.13: Hiệu quả kích kháng của oxalic acid lên tỉ lệ diện tích vết bệnh trên lá (%) ở các
thời điểm 40, 50 và 60 NSKS 50
Hình 2.14: Hiệu quả kích kháng của oxalic acid lên tỉ lệ bệnh thối cổ bông ... 2001) và mô học (Huỳnh Minh Châu và ctv,2001).
6. Đặc tính oxalic acid và tác động của nó đối với cây trồng
Tên hóa học: OXALIC ACID
Công thửc hóa học: Thường tồn tại ở dạng ngậm 2 phân...
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Báo cáo khoa học: New members of the brachyurins family in lobster include a trypsin-like enzyme with amino acid substitutions in the substrate-binding pocket potx
Ngày tải lên :
23/03/2014, 03:20
... amino acids 15 amino acids ⁄ 14 amino acids 25 kDa ⁄ 4.07
PaTry1b GU338027 873 798 nucleotides 61 nucleotides AATAAA ⁄ 13 nucleotides 266 amino acids ⁄ 237 amino acids 15 amino acids ⁄ 14 amino acids ... amino acids ⁄ 237 amino acids 15 amino acids ⁄ 14 amino acids 25 kDa ⁄ 4.1
PaTry3 GU338029 874 798 nucleotides 61 nucleotides AATAAA ⁄ 13 nucleotides 266 amino acids ⁄ 237 amino acids 15 amino acids ... amino acids ⁄ 14 amino acids 25 kDa ⁄ 4.1
PaTry4 GU338030 875 802 nucleotides 57 nucleotides ATTAAA ⁄ 13 nucleotides 278 amino acids ⁄ 249 amino acids 15 amino acids ⁄ 14 amino acids 27 kDa ⁄ 4.6
New...
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Báo cáo khoa học: Polysaccharide binding sites in hyaluronate lyase – crystal structures of native phage–encoded hyaluronate lyase and its complexes with ascorbic acid and lactose docx
Ngày tải lên :
23/03/2014, 04:21
... concave
surfaces (Fig. 4). At site 1, ascorbic acid is involved in
the interactions primarily with GluB167 and LysC179
(Table 2). GluB167 O
e2
interacts with ascorbic acid
O2H with a hydrogen bond at a distance ... has a stable conformation with a num-
ber of interactions within the loop, as well as with
other parts of the protein. It is important to note that
Ser129 interacts with Tyr149, thus making it ... the interactions with ascor-
bic acid, as well as with lactose, indicating its suitabil-
ity for a catalytic role. Its positioning together with
Gln261 and Arg277 with respect to the lactose mole-
cule...
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Báo cáo sinh học: " Rotavirus nonstructural protein 1 antagonizes innate immune response by interacting with retinoic acid inducible gene I" pdf
Ngày tải lên :
18/06/2014, 18:20
... activation with standard deviations among triplicate samples
Figure 2 Rotavirus NSP1 inhibits RIG-I mediated IFN-β promoter activation. 293FT cells
were transfected with pGL3-IFN-β-Luc along with ... transfecting 293FT cells with an IFN-β luciferase reporter
plasmid along with the OSU NSP1 or SA11 NSP1∆IRF3BD construct. After transfection, cells
were stimulated with Sendai virus and were ... full text (HTML) versions will be made available soon.
Rotavirus nonstructural protein 1 antagonizes innate immune response by
interacting with retinoic acid inducible gene I
Virology Journal 2011,...
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báo cáo hóa học:" Arthroscopic debridement of the osteoarthritic knee combined with hyaluronic acid (Orthovisc®) treatment: A case series and review of the literature" docx
Ngày tải lên :
20/06/2014, 01:20
... only in patients with
short duration of symptoms, medial sided knee pain with
localized tenderness, preservation of the joint space on
radiograph, and mechanical symptoms. Patients with
mechanical ... of synnovial
fluid, hyaluronic acid and two subcomponents of hyaluronic
acid. Arthritis Rheum 1988, 31:63-71.
30. Zhou PH, Liu SQ, Peng H: The effect of hyluronic acid on IL-
1beta-induced chondrocyte ... greater than 35, history of ster-
oid injection to the effected knee within the past three
months, history of hyaluronic acid injection within the
past year, or moderate/greater symptomatic contra-lateral
knee...
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báo cáo hóa học:" Stabilization of mid-sized silicon nanoparticles by functionalization with acrylic acid" pptx
Ngày tải lên :
21/06/2014, 17:20
... results, a surface coverage with silicon oxide can be
excluded. Therefore, we suppose that the surface is covered with both monolayer as well as
bilayer of acrylic acid and short oligomers. That ... in
methanol (left) and etched with hydrofluoric acid for 20 min. After the filtration process, the
hydrogen-terminated particles are transferred into the acrylic acid (middle) and heated up to ... nanoparticles (top), and acrylic
acid- functionalized nanoparticles (bottom) with the appointed functional groups.
Figure 3. XPS C 1s spectra of acrylic acid- functionalized nanoparticles....
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Báo cáo y học: "Safety and Effectiveness of two treatment regimes with tranexamic acid to minimize inflammatory response in elective cardiopulmonary bypass patients: a randomized double-blind, dosedependent, phase IV clinical trial." pdf
Ngày tải lên :
10/08/2014, 09:22
... epsilon-
aminocaproic acid as affective as aprotinin in reducing bleeding with
cardiac surgery? A meta-analysis. Circulation 1999, 99:81-89.
2. Dunn CJ, Goa KL: Tranexamic acid: a review of its ... and lactic acid (rho = 0.19; P = 0.03) at 4 h
and chest tube bleeding at 24 h (rho = 0.18; P = 0.03) and
at chest-tube withdrawal (rho = 0.20; P = 0.02), and an
inverse relationship with systolic ... CD, Martiny V, Rosenthal Ch, Wernecke KD, Heymann Ch:
Mortality associated with administration of high-dose tranexamic acid
and aprotinin in primary open-heart procedures: a retrospective
analysis....
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Báo cáo khoa học: " Replication of avian, human and swine influenza viruses in porcine respiratory explants and association with sialic acid distribution" pot
Ngày tải lên :
12/08/2014, 04:21
... was then cut up in cubes with
a cross section of one cm
2
, which were transferred to a
20 ml syringe with seven ml of 4% agarose. After replen-
ishing the syring e with more agarose it was placed ... nuclei with Hoechst (1:100 diluted in ultra pure
water (U.P.)) (Invitrogen).
-EMA-
Theexplantsweretransferredtoa24-wellplateand
washed once with medium. They were incubated in the
dark with 300 ... -II
with digoxigenin labeled MAL-I and -II in duck intes-
tines. This tissue is traditionally used as a positive con-
trol because it only expresses Siaa2-3 Gal linkages. The
digoxigenin labeled...
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Báo cáo y học: "Reliability of home CPAP titration with different automatic CPAP devices" docx
Ngày tải lên :
12/08/2014, 15:21
... automatic and manual titration
(using respectively home and in -lab titration procedures)
for each machine. Such comparison would require the
completion of an in-laboratory titration following ... H
2
O with the
three devices for each titration duration. The median pres-
sure value was significantly lower with GK-420 than with
the other devices both after one night and one week of
CPAP titration ... Vicente E, Agusti AG: Long-term cardiovas-
cular outcomes in men with obstructive sleep apnoea-
hypopnoea with or without treatment with continuous posi-
tive airway pressure: an observational study....
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Báo cáo khoa học: Interaction of gymnemic acid with cyclodextrins analyzed by isothermal titration calorimetry, NMR and dynamic light scattering doc
Ngày tải lên :
16/03/2014, 14:20
... diameter.
Interaction of gymnemic acid with cyclodextrins Y. Izutani et al.
6158 FEBS Journal 272 (2005) 6154–6160 ª 2005 FEBS
Interaction of gymnemic acid with cyclodextrins analyzed
by isothermal titration calorimetry, ... correlate
with the binding affinity between GA and the receptor.
The thermodynamic parameters obtained are in the
range of those of other interactions with c-CD [15].
The interaction of GA with c-CD ... degassed before the titrations, using
the equipment provided with the instrument. GA or CD
solution (2.2 mm) was titrated into CD or GA solution
(0.1 mm) using a 250-lL syringe. Each titration consisted
of...
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Acetic Acid Bacteria - screening of LAB strains
Ngày tải lên :
16/09/2012, 23:45
... growth in NaCl lactic acid culture was treated with 17% ( /v) of 80%
6.5% was determined according to methods for lactic trichloroacetic acid solution and centrifuged at
acid bacteria [13]. 16,000-x ... that
mesophilic LAB isolated from dairy and non-dairy
fermented foods has potential for EPS production.
Lactic acid bacteria play an important role in food
fermentation, as the product obtained with their ... Nigeria
2
Abstract: This study was embarked upon to obtain laboratory strains of lactic acid bacteria from some
traditional fermented foods, with potential for the production of exopolysaccharides...
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