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Y., Buick, R., Canfield, D. E. (2001) Isotopic evidence for microbial sulphate reduction in the early Archean era. Nature 410:77-81. Knoll, A. H. (2003)…317 kB (39 480 palabras) - 19:25 16 may 2024
Resultados de la Wikipedia en inglés.
- makes the concretion harder and more resistant to weathering than the host stratum. There is an important distinction to draw between concretions and nodules…55 kB (6177 palabras) - 15:23 12 feb 2024
- Magnesium sulfate (redirección desde Magnesium sulphate)Magnesium sulfate or magnesium sulphate is a chemical compound, a salt with the formula MgSO4, consisting of magnesium cations Mg2+ (20.19% by mass) and…34 kB (3056 palabras) - 13:44 5 abr 2024
- Portland cement (redirección desde Portland cement concrete)type of cement in general use around the world as a basic ingredient of concrete, mortar, stucco, and non-specialty grout. It was developed from other types…43 kB (5026 palabras) - 22:53 10 may 2024
- (super-sulphated cement). IS: 8041 – specifications for RHPC (Rapid Hardening Portland cement) IS: 12330 – specifications for SRPC (sulphate resistant Portland…10 kB (1540 palabras) - 23:43 3 oct 2023
- Cement clinker (categoría Concrete)process. Clinker (waste) Environmental impact of concrete Berger, Ernest Elmer (1929). Calcium Sulphate Retarders for Portland Cement Clinker. United States:…9 kB (1109 palabras) - 15:35 11 nov 2023
- Acid sulfate soil (redirección desde Acid sulphate soil)was also undertaken using aerial limestone dosing. Although ‘sulphur’, ‘sulphate’ and ‘sulphide’ are standard Australian-English spellings, Australian researchers…44 kB (5548 palabras) - 13:20 15 abr 2024
- Living building material (redirección desde Self-replicating concrete)photosynthesizing microorganisms such as microalgae, cyanobacteria, and sulphate reducing bacteria (SRB) such as Desulfovibrio desulfuricans. Calcium carbonate…40 kB (4344 palabras) - 18:32 25 oct 2023
- panels, consisting of calcium sulphate, feature unique dimensions of 500 x 500 mm and are applied with a special scratch-resistant covering made of galvanised…9 kB (831 palabras) - 21:03 25 ene 2024
- adjustments were made to the Hawari plant production lines to produce sulphate-resistant cement. The El-Fatayah factory was established in 1982 with two production…3 kB (341 palabras) - 09:10 13 abr 2022
- seven years. Later poles were treated instead with creosote or copper sulphate for the preservative.: 80 Utility poles were first used in the mid-19th…48 kB (5669 palabras) - 11:14 29 abr 2024
- composed of solid gypsum, for building and erecting lightweight, fire-resistant, non-load bearing interior walls, partition walls, cavity walls, skin…7 kB (1000 palabras) - 00:19 26 nov 2023
- Cellulose, is denser and more resistant to air flow than fiberglass. Persistent moisture will weaken aluminium sulphate flame-retardants in cellulose…58 kB (7651 palabras) - 06:27 3 may 2024
- AFt phases (categoría Concrete)effect of temperature and basicity on the interaction of sulphate and C-S-H phase". Cement and Concrete Research. 28 (3): 357–363. doi:10.1016/S0008-8846(98)00006-4…32 kB (3565 palabras) - 11:34 20 feb 2024
- producing less dust and no safety hazards from inhaling the dust. Magnesium sulphate, or kieserite. Agricultural Typically, crushed nut shells or fruit kernels…31 kB (3970 palabras) - 11:59 1 abr 2024
- MA; Lichtigfeld, F.J. (1981). "A comparison of the effect of morphine sulphate and nitrous oxide analgesia on chronic pain states in man". J Neurol Sci…16 kB (1739 palabras) - 12:46 19 abr 2024
- availability. Adding extra magnesium through the addition of magnesium sulphates can correct this issue. Some coco peat is not fully decomposed when it…30 kB (3564 palabras) - 13:32 26 abr 2024
- other organic matter and mineral deposits, crystallised into the calcium sulphate composition that is gypsum.[citation needed] This evaporation cycle occurred…21 kB (2802 palabras) - 05:52 22 nov 2023
- the deficit. Sodium can be reduced by the addition of gypsum (calcium sulphate) as calcium adheres to clay more tightly than does sodium causing sodium…204 kB (22 647 palabras) - 03:46 16 may 2024
- Determination of sulphates content — Calculation method and barium sulphate gravimetric method [Withdrawn without replacement] ISO 3238:1975 Sodium sulphate for industrial…205 kB (28 951 palabras) - 23:21 14 mar 2024
- replacement] ISO 2487:1973 Potassium sulphate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method [Withdrawn without…113 kB (15 687 palabras) - 19:52 15 may 2024
- 743:1976 Sodium carbonate for industrial use — Determination of sulphate content — Barium sulphate gravimetric method ISO/R 744:1968 Sodium carbonate for industrial…258 kB (37 454 palabras) - 23:21 14 mar 2024