The raw materials for biogas desulfurization equipment mainly include the following:

脱硫剂：常用的yl6809永利剂包括氧化钙、氢氧化钠、氢氧化钙、氨水等。这些脱硫剂可以与硫化氢发生化学反应，将其转化为无毒或低毒的化合物，并使沼气中的硫化氢得到去除。

Desulfurizer: commonly used biogas desulfurizers include Calcium oxide, sodium hydroxide, Calcium hydroxide, ammonia, etc. These desulfurizers can react chemically with hydrogen sulfide, converting it into non-toxic or low toxic compounds, and removing hydrogen sulfide from biogas.

催化剂：在某些特殊情况下，yl6809永利过程中需要使用催化剂来促进反应速率和提高脱硫效果。常见的催化剂包括金属氧化物催化剂、富氧催化剂等。

Catalysts: In certain special circumstances, catalysts are required to promote reaction rate and improve desulfurization efficiency during the biogas desulfurization process. Common catalysts include metal oxide catalysts, oxygen rich catalysts, etc.

溶剂：用于吸收和去除沼气中的硫化氢的溶剂通常有乙醇胺、甲醇胺等有机溶剂。这些溶剂具有良好的吸收性能，能够有效地与硫化氢发生反应，实现脱硫目的。

Solvent: The solvents used to absorb and remove hydrogen sulfide in biogas usually include organic solvents such as Ethanolamine and methanolamine. These solvents have good absorption performance and can effectively react with hydrogen sulfide to achieve desulfurization purposes.

辅助材料：在yl6809永利设备中还可能需要使用一些辅助材料，如填料、过滤材料、吸附剂等。这些材料用于提高设备的脱硫效率、分离杂质或固定脱硫剂等。

Auxiliary materials: In biogas desulfurization equipment, it may also be necessary to use some auxiliary materials, such as fillers, filtering materials, adsorbents, etc. These materials are used to improve the desulfurization efficiency of equipment, separate impurities, or fix desulfurization agents.

需要注意的是，选择合适的yl6809永利设备原料与具体的工艺条件、硫化氢浓度、脱硫效率要求等因素密切相关。因此，在实际生产过程中，应根据不同情况进行技术方案设计和原料选择。

It should be noted that the selection of suitable raw materials for biogas desulfurization equipment is closely related to specific process conditions, hydrogen sulfide concentration, desulfurization efficiency requirements, and other factors. Therefore, in the actual production process, technical scheme design and raw material selection should be based on different situations.