powder crystal

Only the powder crystal of ammonium magnesium carbonate tetrahydrate prepared was reported in previous literature, but there was no report on the synthesis of its single crystal.

对于碳酸镁铵的合成，通过查相关资料，前人仅制得该物质的粉末晶体，并未见有合成单晶的报道。

A white or almost white crystal powder, odorless, bitter taste, hardly soluble in water or alcohol.

性状Characters:为白色或类白色的结晶性粉末; 无臭, 味苦.在水或乙醇中极微溶解.

Crystal powder in pale pink to pale brown.

浅红色至浅棕色结晶粉末.

Appearance: Red crystal. Easily deliquescent in wet air, soluble in water, alcohol and acetone, it becomes light-blue powder after losing the crystal water.

性状：红色结晶；在湿空气中易潮湿，易溶于水，也溶于乙醇、醚和丙酮；脱水后呈浅兰色粉末。

It can stead of rock-crystal powder and Liquid crystal.

本品代替传统的水晶雕花粉和水晶液.

The crystal structure of hexagonal NH4Zr2 ( PO4) 2 was solved by X-Ray powder diffraction crystal structure analysis technology ( XRPD).

我们还将X-射线粉末衍射晶体结构解析技术（XRPD）应用于所合成的六方磷酸锆晶体NH4Zr2（PO4）3的结构解析中，获得了该晶体的结构。

The preparations include powder, micro-crystal, tablet and orally-taken liquid.

这些药剂包括粉末, 微晶, 片剂和口服液.

Through the concept of primary crystal size and testing of primary crystal size and flowability, water demand of high-temperature alumina powder is studied and discussed.

运用原晶粒度的概念并通过对原晶粒度、流动度的检测，对高温氧化铝的需水性进行了研究和探讨。

Description: White to green-yellowish needles, long flake crystals or crystal powder, taste bitter.

性状: 本品为白色或微带黄绿色的针状, 长片状结晶或结晶性粉末, 味苦.

Comparing the different graphs of XRD of powder and bulk, we obtain that the ITO crystal size can be minimized after explosion consolidation, which contributes to controlling the crystal size of the ITO target development during the following sintering.

通过粉末和压实后样品的XRD图及SEM照片的比较，发现在爆炸冲击压实纳米ITO陶瓷粉末时，能够使晶粒度减小，有助于后续烧结密实过程中控制ITO靶材的晶粒度的过分长大；

Methods: Powder X-ray diffraction was used to identify the crystal forms of cefazolin sodium in different temperature and humidity circum-stances;

方法：利用粉末X射线衍射（XRD）法分析了固体头孢唑林钠在不同的温度、湿度环境中α晶体、β晶体及无定型粉末之间的转变；