共找到 150 条与 磷酸 相关的标准，共 10 页
Sodium phosphate (sodium orthophosphate)
本标准规定了固体磷酸一铵和磷酸二铵肥料的产品分类、要求、试验方法、检验规则、标识、包装、运输和贮存。 本标准适用于采用各种工艺生产的固体磷酸一铵和磷酸二铵肥料
Monoammonium phosphate and diammonium phosphate
本标准规定了固体磷酸一铵(MAP）和磷酸二铵（DAP）肥料的产品分类，要求，试验方法，检验规则，标识，包装、运输及贮存。 本标准适用于采用各种工艺生产的固体磷酸一铵和磷酸二铵肥料
Monoammonium phosphate and diammonium phosphate
Gravimetric method using the tri(ethylenediamine) cobalt (II) chloride complex. Not applicable in the presence of metaphosphate but up to 6 per cent
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Estimation of tripolyphosphate (triphosphate) content of sodium tripolyphosphate
本标准規定了固體磷酸一欠(MAP)和磷酸二鉉(DAP)肥料的產品分類,要求 ,試驗方法、檢驗規則 ,标识.包装.运输和贮存。 本标准适用于采用各种工艺生产的固体磷酸一铵和磷酸二猛肥料
Monoammonium phosphate and diammonium phosphate
ORTHOPHOSPHORIC (PHOSPHORIC) ACID, TECHNICAL
Potentiometric method after conversion of the tetrasodium pyrophosphate to disodium dihydrogen pyrophosphate and precipitation of the pyrophosphate
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Estimation of pyrophosphate content of sodium pyrophosphate
Phosphoric Acid (Ortho Phosphoric Acid For Industrial Use)
Esta norma tiene por objeto establecer los requisitos que debe cumplir y los métodos de ensayo a los cuales debe someterse el ácido fosfórico (ácido
Food industry, phosphoric acid (orthophosphoric acid)
Photometric method using the reduced molybdophosphoric complex. Applicable to materials with orthophosphate contents, expressed as P2O5, between 0.05
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use-Determination of orthophosphate content
Potentiometric method for measurement of pH value of a solution at a conventional concentration of 10 g/l by means of a pH meter with a glass
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Measurement of pH value of sodium tripolyphosphate
Monoammonium phosphate (MAP) and diammonium phosph ...
本标准适用于 原水、 锅炉水、 冷却水中总磷酸盐 （ 包括正磷酸盐、 聚磷酸盐和有机磷酸盐）的分析。 分析范围：０ 一２ ０ ｍ ｇ ／ Ｌ
Determination of Phosphate Total Phosphate
SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE FOR INDUSTRIAL USE ; DETERMINATION OF ORTHOPHOSPHATE; PHOTOMETRIC METHOD USING REDUCED PHOSPHOMOLYBDIC COMPLEX.
本标准适用于原水、 锅炉水、 冷却水和磷一锌预膜液中磷酸盐的分 析。 测定范１ １ ７ ：０ 一１ ０ ｍ ｇ ／ Ｌ
Determination of Phosphate Orthophosphate
