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- Since reference standards are essential to testing the bulk substance, their integrity should be safeguarded by proper storage and their stability monitored by periodic examination. 因为对照品对检测原料药是必不可少的，应在适当的储存条件下保证其完整性，并周期性检测其稳定性。
- Bulk substances (e.g., drug substances, impurities, excipients) should be stored in opaque nonreactive containers. 而像原料药，杂质，赋形剂等，则应当要保存在不透明的惰性容器中。
- The finished product formulator is highly dependent on the BPC manufacturer to provide bulk substances uniform in chemical and physical characteristics. 最后剂型很大程度上取决于原料药制造商提供的化学和物理性质均一的原料药，赋形剂。
- Many bulk substances are used in different types of dosage forms including oral, topical and parenteral products where physical characteristics, particularly particle size, may be important. 许多原料药使用于不同的剂型中，包括口服，局部和不经过肠胃的产品，它们的物理性质，尤其是剂型，可能是很重要的。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- Do they charge carriage by bulk? 他们是否按体积计算运费？
- Musk is a kind of strong-smelling substance. 麝香是一种有强烈气味的物质。
- In most markets you can buy fresh fruit in bulk. 在大多数市场上可买到散装新鲜水果。
- Graphite is a soft black substance. 石墨是一种软而黑的物质。
- The bulk of the work has already been done. 大部分工作已经完成。
- The elephant lowered its great bulk. 大象蹲下它庞大的身躯。
- This substance is soluble in alcohol. 这种物质能够溶解在酒精中。
- Her account was in substance correct. 她的账目基本上是对的。
- Ammonia is a chemical substance. 氨是种化学物质。
- The substance is irritable to sensitive skin. 这种物质对敏感的皮肤有刺激性。
- An inert substance used to dilute. 稀释剂一种惰性物质
- He heaved his huge bulk out of the chair. 他挺起巨大的身躯，从椅子上站了起来。
- The eldest son inherited the bulk of the estate. 长子继承了遗产的大部分。
- The question was never discussed in substance. 这问题实际上从来没有讨论过。
