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Table 1 Composition of X-ray developer, fixer and, replenisher liquids (TLVs based on Presidential Directive 90/1999)

From: Case report: hydroquinone and/or glutaraldehyde induced acute myeloid leukaemia?

INGREDIENTS

CAS NUMBER

Wt%

TLV-TWA*

TLV- STEL*

Acetic Acid

64-19-7

3–66

25 mg/m3

10 ppm

37 mg/m3

15 ppm

Aluminum Sulfate

10043-01-3

9,5

  

Ammonium Thiosulfate

7783-18-8

40–60

  

Boric acid

10043-35-3

1–5

  

Diethylene Glycol

111-46-6

1–5

  

Glutaraldehyde

111-30-8

30–40

0.8 mg/m3

0.8 mg/m3

Hydroquinone

123-31-9

6,2

2 mg/m3

4 mg/m3

1-phenyl-3-Pyrazolidinone

92-43-3

6,7

  

Potassium Sulfite & metabisulfite

10117-38-1 & 16731-55-8

5–10

  

Sodium Acetate

127-09-3

1–5

  

Sodium Bromate

7789-38-0

0,5-1

  

Sodium Sulfite

7757-83-7

5–10

  

Sodium Tetraborate

1330-43-4

5–10

10 mg/m3

 

Sulfuric acid

7664-93-9

4,6

1 mg/m3

 

Water

7732-18-5

20–95

  
  1. *TLV-TWA: Threshold Limit Value-Time Weighted Average (8-hour workshift)
  2. TLV-STEL: Threshold Limit Value-Short Term Exposure Limit (15-minute)