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Database: 365,228(8 Aug 2026)
hetropoly blue method yellow spectrophotometric method soluble silica silica method 1534-2017 peanut oil mechanized agronomy operation-sugarcane introduction analysis conductive base metals measurement
SL 91.1-1994 in English

SL 91.1-1994 in English

VALID

Determination of silica (dissolver) (Hetropoly blue method)

  • Issued on:1995-05-01
  • Implemented on:1995-05-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $200.00
$194.00
Standard No: SL 91.1-1994
Document status: VALID
Title in English: Determination of silica (dissolver) (Hetropoly blue method)
Title in Chinese: 二氧化硅(可溶性)的测定(硅钼黄分光光度法)
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 1995-05-01
Implemented on: 1995-05-01
Professional Classification: SL-Water Resources
Related Keywords: hetropoly blue method
yellow spectrophotometric method
soluble silica
silica
method
Related Topics: silica
Spectrometric determination of silica
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sl 91.1-1994
Infrared Spectroscopy Silica
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Silica measurement standard curve
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Determination of silica on silicon
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Scope

This standard specifies the determination of soluble silica in water using the silicon molybdenum yellow spectrophotometric method. It is suitable for the analysis of natural water samples and can also be used for the analysis of general environmental water samples. The optimal concentration range for determination is 0.4~20mg/L. The minimum detectable concentration of silica in this method is 0.4 mg/L, and the upper limit of determination is 25 mg/L.

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