標準解讀

GB/T 44215-2024 是一項針對玻璃儀器內(nèi)表面熱端噴涂液沉積量的試驗方法標準。此標準詳細規(guī)定了如何測定玻璃儀器內(nèi)部表面在經(jīng)過熱端噴涂處理后，涂層或沉積物的具體量。這對于確保玻璃儀器的質(zhì)量控制、性能評估及在科研、醫(yī)藥、化工等領(lǐng)域中的應(yīng)用具有重要意義。以下是該標準的關(guān)鍵內(nèi)容概述：

標準適用范圍

本標準適用于各種類型和規(guī)格的玻璃儀器，特別是那些在制造過程中需經(jīng)歷熱端噴涂處理以增強其性能或功能的儀器。這包括但不限于實驗室玻璃器皿、醫(yī)藥包裝容器及特定工業(yè)用途的玻璃制品。

基本定義與術(shù)語

  • 熱端噴涂：指在玻璃熔制或成型過程中，向其內(nèi)表面涂覆或沉積一層液體材料，并通過熱處理使其固化或反應(yīng)形成涂層的過程。
  • 沉積量：指噴涂處理后，內(nèi)表面所形成的涂層或沉積物的質(zhì)量或厚度。

試驗原理與方法

  1. 樣品準備：選取代表性樣品，確保其清潔無污染，且未經(jīng)任何后續(xù)處理可能影響測試結(jié)果。
  2. 預處理：根據(jù)儀器材質(zhì)和預期用途，對樣品進行必要的預熱或冷卻處理，以模擬實際使用條件。
  3. 涂層沉積：使用標準化設(shè)備和程序，對樣品內(nèi)表面進行均勻噴涂處理。
  4. 干燥/固化：按照制造商推薦的條件或標準規(guī)定的方法，使噴涂液完全干燥或固化。
  5. 沉積量測量：采用重量法或非破壞性厚度測量技術(shù)（如光學干涉法、X射線衍射等）來測定涂層的沉積量。重量法通過比較噴涂前后的質(zhì)量差異來計算；非破壞性方法則直接測量涂層厚度并據(jù)此估算質(zhì)量。

試驗條件與環(huán)境

標準明確了進行試驗時應(yīng)控制的環(huán)境條件，如溫度、濕度等，以減少外界因素對測試結(jié)果的影響。

數(shù)據(jù)處理與報告

要求記錄詳細的試驗過程、使用的設(shè)備型號、測試參數(shù)以及所有測量數(shù)據(jù)。最終結(jié)果應(yīng)清晰表述，包括平均沉積量、標準偏差等統(tǒng)計信息，并對試驗的可重復性和準確性進行評價。

質(zhì)量控制與驗證

標準強調(diào)了定期校驗測試設(shè)備的重要性，確保測試結(jié)果的準確性和可靠性，并提供了驗證試驗方法有效性的指導。


如需獲取更多詳盡信息，請直接參考下方經(jīng)官方授權(quán)發(fā)布的權(quán)威標準文檔。

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文檔簡介

ICS

81.040.01

CCS

N64

中華人民共和國國家標準

GB/T44215—2024

玻璃儀器內(nèi)表面熱端噴涂液

沉積量試驗方法

Glassware—Testmethodforinnersurfacehotendsprayingliquid

2024-07-24發(fā)布2025-02-01實施

國家市場監(jiān)督管理總局發(fā)布

國家標準化管理委員會

GB/T44215—2024

目次

前言

·····································································································

Ⅲ

1

范圍

··································································································

1

2

規(guī)范性引用文件

······················································································

1

3

術(shù)語和定義

···························································································

1

4

原理

··································································································

1

5

試劑和材料

···························································································

2

5.1

試驗用水

·························································································

2

5.2

0.1mol/L氫氧化鈉溶液

·········································································

2

5.3

1mol/L鹽酸溶液

················································································

2

5.4

2%鹽酸溶液

·····················································································

2

5.5

20%鹽酸溶液

····················································································

2

5.6

100mg/L錫標準溶液

············································································

2

5.7

10mg/L錫標準溶液

·············································································

2

5.8

錫標準系列溶液

·················································································

2

6

儀器設(shè)備

······························································································

2

6.1

電感耦合等離子體發(fā)射光譜儀（ICPOES）

····················································

2

6.2

電感耦合等離子體發(fā)射質(zhì)譜儀（ICPMS）

······················································

2

6.3

原子吸收分光光度計（AAS）

··································································

2

6.4

超聲波振蕩器

····················································································

3

6.5

天平

······························································································

3

6.6

水浴鍋

···························································································

3

6.7

燒杯

······························································································

3

6.8

單標線容量瓶

····················································································

3

6.9

電熱鼓風干燥箱

·················································································

3

7

樣品

··································································································

3

7.1

取樣要求

·························································································

3

7.2

樣品預處理

······················································································

3

8

試驗步驟

······························································································

4

8.1

內(nèi)表面熱端噴涂液沉積量測試液制備

···························································

4

8.2

檢測

······························································································

4

9

數(shù)據(jù)處理

······························································································

4

10

結(jié)果表示

····························································································

4

11

試驗報告

····························································································

4

Ⅰ

GB/T44215—2024

前言

本文件按照GB/T1.1—2020《標準化工作導則第1部分：標準化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)

定起草。

請注意本文件的某些內(nèi)容可能涉及專利。本文件的發(fā)布機構(gòu)不承擔識別專利的責任。

本文件由中國輕工業(yè)聯(lián)合會提出。

本文件由全國玻璃儀器標準化技術(shù)委員會（SAC/TC178）歸口。

本文件起草單位：山東省藥用玻璃股份有限公司、北京市藥品包裝材料檢驗所。

本文件主要起草人：袁恒新、袁春梅、解海先、陳復強。

Ⅲ

GB/T44215—2024

玻璃儀器內(nèi)表面熱端噴涂液

沉積量試驗方法

1范圍

本文件規(guī)定了玻璃儀器內(nèi)表面熱端噴涂液沉積量試驗的原理、試劑和材料、儀器設(shè)備、樣品、試驗

步驟、數(shù)據(jù)處理、結(jié)果表示、試驗報告等。

本文件適用于經(jīng)過熱端噴涂的玻璃儀器內(nèi)表面沉積錫元素量的試驗方法。

2規(guī)范性引用文件

下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文

件，僅該日期對應(yīng)的版本適用于本文件；不注日期的引用文件，其最新版本（包括所有的修改單）適用

于本文件。

GB/T622化學試劑鹽酸

GB/T629化學試劑氫氧化鈉

GB/T6582—2021玻璃玻璃顆粒在98℃時的耐水性試驗方法和分級

GB/T6682分析實驗室用水規(guī)格和試驗方法

GB/T12806—201

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