ncdc logo title
ncdc_logo
Collapse filters
  • 4/7

National Cryosphere Desert Data Center
Dataset of soil salinity and organic content in the Ejina Delta
visits:
13937
file size:
317.7 KiB
update time:
2023-08-25

National Cryosphere Desert Data Center
Dataset of emerging organic contaminants in Arctic terrestrial regions from 1993 to 2023
 This dataset provides concentration data of novel organic pollutants in the Arctic terrestrial environment. The data covers perfluorinated and polyf...
visits:
1559
file size:
1.5 MiB
update time:
2026-05-07

National Cryosphere Desert Data Center
Preparation and characterization data set of organic-inorganic composite flocculant (October 2019)
The prepared PFS and P (am-dmdaaac-odma) flocculants were combined. The molecular morphology and composition of Fe (Ⅲ) in PFS ...
visits:
1985
file size:
409.7 KiB
update time:
2022-05-31

National Cryosphere Desert Data Center
Analytical Data for 8 categories and 20 highly pure chiral organic ligand—rare-earth complexes
    This dataset is based on the research process of high-purity chiral rare earth organic complex reagent purity analysis using nuclear magneti...
visits:
346
file size:
13.4 MiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Experimental data set for preparation and characterization of organic flocculant P (am-dadaac-odma) (August 2019)
Cationic organic polymer flocculant P (am-dmdaac-odma) was prepared by aqueous solution copolymerization with am as the main b...
visits:
2168
file size:
145.1 KiB
update time:
2022-05-31

National Cryosphere Desert Data Center
Dataset of Racemization Process of High Purity Chiral Rare Earth Organic Complex Ligands
    Detailed production processes of five chiral pyridine bis imidazoline based high-purity chiral rare earth organic complexes were provided. I...
visits:
461
file size:
1.0 MiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral Schiff base high-purity chiral rare earth organic complexes (2 types)
    This dataset is derived from the research process of the ten gram level synthesis method of chiral Schiff base based high-purity chiral rare...
visits:
334
file size:
624.2 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral cyclohexanediamine Salen high-purity chiral rare earth organic complexes (2 types)
    This dataset is derived from the research process of the ten gram level synthesis method of chiral rare earth organic complexes with chiral ...
visits:
344
file size:
876.1 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral phenyl oxazoline high-purity chiral rare earth organic complexes (2 types)
    This dataset is derived from the research process of the ten gram level synthesis method of chiral phenyloxazoline based high-purity chiral ...
visits:
340
file size:
823.3 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
A dataset of research and development process for the production process of 20 high-purity chiral rare earth organic complex reagents in 8 categories
    A report on the production process research and development of 8 types and 20 high-purity chiral rare earth organic complexes was provided. ...
visits:
351
file size:
663.0 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral pyridine bisimidazoline high-purity chiral rare earth organic complexes (5 kinds)
    This dataset is derived from the research process of the ten gram level synthesis method of chiral pyridine bis imidazoline based high-purit...
visits:
354
file size:
1.4 MiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral pyridine-bis-oxazoline high-purity chiral rare earth organic complexes (4 types)
    This dataset is derived from the research process of the ten gram level synthesis method of chiral pyridine bisoxazoline based high-purity c...
visits:
353
file size:
1.1 MiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Research on structural characterization and purity analysis methods of high-purity rare earth organic compound reagents and standard data sets
    This dataset is derived from the research on structural characterization and purity analysis methods of high-purity rare earth organic compo...
visits:
273
file size:
156.8 MiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral o-phenanthroline oxazoline high-purity chiral rare earth organic complexes (1 type)
    This dataset is derived from the research process of the ten gram level synthesis method of chiral ortho phenanthroline oxazoline based high...
visits:
341
file size:
409.5 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Production process technical plan for chiral binaphthyl dioxyphosphate high-purity chiral rare earth organic complexes (2 types)
  This data set originates from the research process of ten-gram synthesis methods for high-purity chiral rare earth organic complexes of binaph...
visits:
345
file size:
571.6 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Evaluation of Organic Functionalized Silica Nanoparticles for Heavy Metal Adsorption Dataset (March 2019)
Organic functionalized SiO2nanoparticles are considered a promising material for heavy metal adsorption. However, the actual adsorption cap...
visits:
4935
file size:
274.8 KiB
update time:
2026-01-12

National Cryosphere Desert Data Center
Production process technical plan for proline ester high-purity chiral rare earth organic complexes with chiral phenol skeleton (2 types)
    This dataset is derived from the research process of the ten gram level synthesis method of proline ester high-purity chiral rare earth orga...
visits:
295
file size:
546.6 KiB
update time:
2026-05-25

National Cryosphere Desert Data Center
Engineering exploration and mechanism exploration of the special adsorption of arsenic by metal organic framework zirconium dataset (March 2018)
The removal performance of As (III, V) was studied through intermittent experiments and adsorption kinetics. At a pH of 9.2 0.1, the removal rates of ...
visits:
5459
file size:
487.4 KiB
update time:
2025-06-30

National Cryosphere Desert Data Center
Selective oxidation dataset of organic micro pollutants by potential difference driven defect carbon nanotube electron transfer (December 2018)
Nano carbon based persulfate oxidation technology is a promising technique for removing organic micro pollutants. However, the properties and working ...
visits:
4033
file size:
769.8 KiB
update time:
2026-01-12

National Cryosphere Desert Data Center
Vegetation data set of microbial organic mixture assisted degraded grassland restoration technology experiment in Alxa Left Banner and ulatehou banner, Inner Mongolia Autonomous Region (2017-2020)
<p>&emsp;This data set is the data set of "vegetation of microbial organic mixture assisted degraded grassland restoration technology e...
visits:
3544
file size:
30.9 KiB
update time:
2022-05-20

©Copyright 2005-. Northwest Institute of Eco-Environment and Resources, CAS.

Donggang West Road 320, Lanzhou, Gansu, China (730000)